Trigonometric graphs gcse worksheet pdf. a cos bx is also 2 π . Learners will need to write functions to describe the transformations Trigonometric identities show relationships between trigonometric functions. Sine, Cosine, Tangent Worksheets. The string is held 80cm above the ground. Two complete lessons with differentiated activities on discovering trig ratios at GCSE, including using a table of tangent ratios (before getting used to the calculator method). O = opposite θ. 2 . Suitable for all the big examination boards including AQA, Edexcel, OCR and WJEC. ABC is a right angle triangle. The graph of the tangent function combines the periodic behavior of a trig function (with period π) along with the algebraic 2. A square is a four-sided geometric shape with all sides of equal length. phase shift. Welcome; Videos and Worksheets; 5-a-day GCSE 9-1; 5-a-day Primary; 5-a-day M Worksheet by Kuta Software LLC Kuta Software - Infinite Geometry Name_____ Trigonometric Ratios Date_____ Period____ Find the value of each trigonometric ratio. (Check your answer with your Microsoft Word - Trig Graphs Worksheet. The point B is the first minimum of the graph for which x > 0. Draw a straight line from the axis of the known value to the tangent curve. Oct 2, 2020 · Updated 28/3/18 A pair of PowerPoints covering all the Foundation and Higher content for GCSE trigonometry. Graphs y = f (kx) type Transformations of Trig. Whole Topic Video (Up to 4:33 and then from 10:50 to 13:41) Whole Topic Video (GCSE Angles) (Up to 4:31) Whole Topic Video (GCSE Lengths) (Up to 4:52) K633: Use the Sine Rule to Find Unknown Sides in Non Right-Angled Triangles. Created Date: 20201105153505Z' Worksheet by Kuta Software LLC Kuta Software - Infinite Precalculus Graphs of Trig Functions Name_____ Date_____ Period____-1-Find the amplitude, the period in radians, the phase shift in radians, the vertical shift, and the minimum and maximum values. 09 KB. 22 MB. txt) or read online for free. The parabola shape of a quadratic graph can either look like a “u-shape” or an “n-shape”. (Total for question 2 is 4 marks) x y O (2, –3) y = f(x) The coordinates of the minimum point of this curve are (2, –3). Visit now! An SQA N5 Maths exam question on Trig Graphs is shown below: Part of the graph of y = asinbx° is shown in the diagram. 2 The diagram below shows one of the equilateral triangles. The range for the y-axis will be – 1 ≤ y ≤ 1 for sin or cos. corbettmaths. By sketching the graph you can read off all the solutions in a given range (or interval) Your calculator will only give you the principal value; You should recognise any values/angles associated with exact values; You should be able to spot the pattern of solutions using the symmetry and periodicity of the graph Each function has a domain (−∞, ∞) and a range [−1, 1]. 7 By use of a sketch, find any solutions to the equation sin( ) = cos( ) for −180 ≤ ≤ 180. Worksheet with axes drawn on for students to produce the various different transformations (translation / reflection / stretch) of the sinx curve. Write down the coordinates of the turning point of the curve with equation www. 71 KB. The trigometric functions have a number of practical applications in real life and also help in the solutions of problems in many branches of Graph one complete period of the given sine or cosine curve. STEP 3: Label the y-axis. The period of a function is the x interval needed for the function to complete one cycle. [2 marks] First draw a table of coordinates from x=-2 to x=3, then use the values to plot the graph between these values of x. Read each question carefully before you begin answering it. 90 135 180 tan θ 0 1 ∞ −1 0. Unit 4 Trigonometric equations and identities. (This sheet is a summative worksheet that focuses on deciding when to use the law of sines or cosines as well as on using both formulas to solve for a single triangle's side or angle) Law of Sines. A = adjacent (next to) θ. Age range: 14-16. [3 marks] 3. Graphs y = f (x-a) type. STEP 4: Draw the graph. Learn with worked examples, get interactive applets, and watch instructional videos. For tan you will not need any specific points on the y-axis. 87 MB. In this unit we examine these functions and their graphs. θ. b. co. 1 Trigonometric Graphs for the CIE IGCSE Maths: Extended syllabus, written by the Maths experts at Save My Exams. A boy is flying a kite. We have also provided answer keys to all our worksheets, so your child can build confidence in working within triangle concepts. Try this Graphs of Trigonometric Functions GSCE Revision set of questions and practice sketching the graphs of sin, cos, and tan. IGCSE 9-1 Maths New to Spec Questions - Recognising Graphs and Trig Graphs - Free download as Word Doc (. Our maths trigonometry worksheets with answers will help your child or student to grasp and understand basic and more advanced ways of solving trigonometric equations. The sine function. Resource type: Lesson (complete) File previews. Below are the graphs of the three trigonometry functions sin x, cos x, and tan x. 2: The Trigonometric Ratios MULTIPLE CHOICE. 36 KB. Trigonometry Without a Calculator. A quadratic with a positive coefficient of will be a u-shape. The graph of f(x 1 c) is the graph of f(x) moved c units to the right when c is negative or c units to the left when c is positive. 1. Question 1: On the same axes, plot the functions y=\sin (x) and y=\cos (x) between -180\degree and 180\degree. Step 2: Substitute our values of x into the equation to get the corresponding y values. Calculate the height, x, of the equilateral triangle above. 1) A) csc = 149 7 B) 7 149 149 C) 10 D) 10 149 149 2) 10 7 Find cot . Graphs of the trigonometric functions sine, cosine and tangent, together with some tabulated values are shown here for reference. The figure above shows the graph of the curve with equation y x= −3cos 1 , 0 2≤ ≤x π. (b) Find all solutions of the following equation in the range —1800 to 1800. A quadratic with a negative coefficient of will be an n-shape. (3) The point A lies on both of the curves and the x and y coordinates of A are both positive. From the angle x, the triangle has three relative sides. 4 Trigonometry 4. θ 0° 30° 45° 60° 90°. 5 x = 330 sinx = −0. 2) 10 51 51 51 10 7 7 51 51 3) 9 4 Find cot 3) cot = 9 4 4 9 cot . A ship (S) is out at sea. £45 / hour. MAKE CLEAR NOTES Make clear notes for you to easily refer back to […] Sin, Cos and Tan Graphs Example Questions. There is a University of Bristol - BSc Mathematics. The diagram shows a sketch of the graph y Sin x. tan (θ) 0 1/√3 or √3/3 1 √3 Undefined. docx, 74. pdf), Text File (. mc-TY-trig-2009-1. Graphs y = f (ax+b) type Transformations of Trig. Aug 22, 2022 · pdf, 173. pdf, 323. 1) As x fi 0+, sin x fi 2) As -fi-2 p x, sin x fi 3) As + fi 4 p x, cosx fi 4) As x fip-, cosx fi 5) As x fi 0-, cscx fi 6) As + fi 2 p x, cscx fi 7) As -fi 2 p x, secx fi 8) As + fi 4 p Trig Graphs Example Questions. pdf, 2. File previews. Graphs of Trigonometric Functions Workout Question 1 (a) (b) Question 2 (a) (b) Question 3 (a) (b) Question 4 & Question 5 Question 6 Apply Question 1 1. The graph of y = f(x) cuts the x axis when x = -5, -2 and 2 Write down the coordinates of the points where these graphs cut the x axis. Sin, Cos and Tan. The first solution comes from your calculator (by taking inverse tan of both sides) x = tan -1 (1) = 45°. Suitable for GCSE Students sitting the 9 – 1, A-Level Maths students revision and some Key Stage 3 students. Source: N5 Maths, 2015, P1, Q6. We already have an equation involving sin. The diagram shows part of the curve with equation y = f(x). The horizontal translation of a trigonometric function is called a phase shift. Phase Shift. Angle. Trigonometry 4 units · 36 skills. [2 marks] Dr Frost Video. 08 MB This worksheet booklet is designed to be an entire lesson, giving the students the framework to discover the trigonometric values for 30, 45 and 60 degrees. Sine and Cosine Rule. For b > 0, the period of y = a sin bx is 2 π . Mark scheme and answers included. 8. Course challenge. [8] Name: Total Marks: Answer. Set up an equation until involving Sin, Cos, or Tan. Maximum and minimum values. Creative Commons "Sharealike" Example 1: calculating with trigonometric functions. Learn the key features of the graphs of sin, cos and tan. Give an exact answer with a rational denominator. 78 KB pdf, 171 KB pptx, 208. This topic is included in Papers 1 & 2 for AS-level Edexcel Maths and Papers 1, 2 & 3 for A-level Edexcel Maths. Check your answers seem right. Labelling the sides OAH in relation to the angle 60º, we can use the hypotenuse, and we need to find the adjacent side. 2. This will be the last time we graph two cycles to illustrate the. Turn over . Oct 2, 2018 · KS4 Maths: Transformations of Trigonometric Graphs[Grade 8/9] Subject: Mathematics. Step 1: Draw a table for the values of x between -2 and 3. Learners will need to remember the exact trigonometric values shown below. Answers – Version 2. Two cycles of the graph are shown to illustrate the. Question 1: Sketch the graphs for \sin x, \cos x and \tan x, indicating all points where the graph meets either axis. Mar 10, 2022 · Trigonometric Graphs. First handful of questions have pupils solving trigonometric equations by sketching graphs to identify which quadrants solutions lie in and using the symmetry of said graphs to find the value of these solutions. Feb 22, 2018 · Trig graph transformations worksheet. 5-a-day GCSE 9-1; 5-a-day Primary; The graphs of trigonometric functions PDF worksheet uses the unit circle to draw then explore the 3 trigonometry graphs and their periodic nature. SOHCAHTOA. This carefully selected compilation of exam questions has fully-worked solutions designed for students to go through at home, saving valuable time in class. The graphs of trigonometric functions PDF is Mathster is a fantastic resource for creating online and paper-based assessments and homeworks. 51 MB. The kite is on a string which is 8m long. Make sure you are happy with the following topics before continuing: – Trigonometry 2: Find the lengths of the sides labelled x below. [4 marks] Level 6-7 GCSE AQA Edexcel OCR WJEC Cambridge iGCSE Edexcel iGCSE. Up to this point, we’ve let our calculators do the heavy lifting when it comes to evaluating the 3 trigonometry functions, but there are some values of the trigonometry functions that you have to remember. docx), PDF File (. 1) y sin PDF. Could easily be adapted to cosx / tanx also. Our comprehensive resources include Pythagoras and trigonometry worksheets with answers, trigonometry area of triangle worksheets and transformations of trig graphs worksheets Dec 12, 2019 · The Corbettmaths Practice Questions on Trigonometric Graphs for Level 2 Further Maths. Age range: 16+. Math Worksheets. He loves breaking tricky topics down into a way they can be easily understood by students, and creating resources that help to do this. Sine, Cosine and tangent are the three important trigonometry ratios, based on which functions are defined. Work out the value of xx, given sin(72) = 25 xsin(72) = x25. Introduction to Trigonometry Calculating Angles & Lengths Using Trigonometry Transformations of Graphs. (a) Calculate B C . Then brings in sketching a comparison of the Sine and Cosine functions. At Cazoom Math, we create a variety of Math trigonometric worksheets that will be sure to meet the needs of your High School child. Trig Section 1. (a) Using the axes sketch the graph of y cos x for values ofx from —1800 to 1800. Sep 9, 2019 · Videos and Worksheets; Primary; 5-a-day. Resource type: Worksheet/Activity. Apr 22, 2023 · This is a set of worksheets aimed at higher level students looking at the transformations of graphs. Give your answer to 1dp. In these trigonometry graphs, x-axis values of the angles are in radians, and on the y-axis, its f (x) is taken, the Feb 26, 2024 · Age range: 14-16. Worksheet GCSE questions. (c) Find the exact coordinates of A, leaving your answer in the form (p s√3), where p, q, r and s are integers. Calculate the area of the equilateral triangle. Similar Triangles. + q√3, r +. Calculate the area of the hexagon. Core Mathematics 2 Trigonometry 1 6 Angles of Elevation and Depression Angles of Elevation This is an angle always taken from the horizontal upwards. Apr 15, 2018 · Below are a number of worksheets covering trigonometry problems. Welcome; Videos and Worksheets; Primary; 5-a-day. . Information Microsoft Word - Trig Graphs Worksheet. Transformations of sine and cosine graphs. These are not examined in GCSE Mathematics but are covered in Level 2 Further Mathematics, Additional Mathematics and IGCSE Further Mathematics courses. Including a great range of questions - complete with answers sheet - the pack integrates a wonderfully informative introduction to the topic, with worked examples helping the learner to understand the material before testing their skills. A C = 15. Graphing Trig Functions Review Worksheet I. Math. Written by secondary maths teachers and examiners. doc Author: egonzalez Free lesson on Graphs of sine and cosine functions (Extended), taken from the Trigonometric Functions (Extended) topic of our iGCSE (2021 Edition) iGCSE (2021 Edition) textbook. Jan 21, 2021 · Resource type: Worksheet/Activity. We therefore need to use the cosine function. Question 2: Plot the function y=\tan (x) from -360\degree to 360\degree. 5 c m and C D = 23. Unit 2 Trigonometric functions. Transformations Of Graphs 1 - Translation - given two curves state the translation vector and the equation of the second graph. Learn and revise trigonometric ratios of sine, cosine and tangent and calculate angles and lengths in right-angled triangles with GCSE Bitesize AQA Maths. Graphs of Trigonometric Functions. Gear your students up for A Level Maths with this graphs of trigonometric functions PDF resource pack. State the values of a and b. We also see how to restrict the domain of each function in order to define an inverse function. 3. Apr 4, 2018 · Next: Reciprocal Graphs Practice Questions GCSE Revision Cards. The trigonometric functions play a very important role in engineering mathematics. Again, we graph two cycles to illustrate the. Trig graphs are graphs of trigonometrical functions such as y = sin x°, y = cos x° or y = tan x°. The second half of the task changes the problems to have pupils working back from a graph The solutions to the equation tan x = 1 in the range 0° < x < 360° are x = 45° and x = 225°. Mar 14, 2023 · File previews. 2 Rearrange the equation, making the value you are trying to find the subject. The graphs of trigonometric functions PDF worksheet 2 The graph of y = f(x) is shown below. uk Trigonometry 2 (H) - Version 2 January 2016 Trigonometry 2 (H) A collection of 9-1 Maths GCSE Sample and Specimen questions from AQA, OCR, Pearson-Edexcel and WJEC Eduqas. 1 Squares and Triangles A triangle is a geometric shape with three sides and three angles. Law Of Cosines. pdf, 178. For example, when we expand the bracket 2(x+1) we get 2x+2. 0 45 . GCSE Revision Cards Trigonometry. [3 marks] Introduction. pptx, 401. 7. Book Tutor. They may find it easier to memorise the values or to define them from using other methods set out in the worksheet. Sho w that it rounds to 48. flp, 1. B A C = 90°, angle A B C = 30° and angle C A E = 52°. Aug 29, 2019 · Answers – Version 1. Trig equations. Name: Level 2 Further Maths Ensure you have: Pencil or pen Guidance 1. It is often used in trigonometry questions to describe the position of the angle. Complete each of the following by using the graph of the trig function. 12. cos (θ) 1 √3/2 1/√2 or √2/2 1/2 0. Use the graph of \tan (\theta) tan(θ) to estimate the value for \tan (\theta) tan(θ) when \theta=300^o θ = 300o. Practice Questions. GSCE Graphs of Trigonometric Functions Revision Questions. The coordinates of the maximum point of this curve are (2, 3). • Period: the number of degrees or radians we must graph before it begins again. Section 1 of the trigonometry worksheet contains 36 skills-based trigonometry questions, in 3 groups to support differentiation. The shape made by a quadratic graph is known as a parabola. If you found the resource useful please take the time to leave a positive review. The sine, cosine and tangent of an angle are all defined in terms of trigonometry, but they can also be expressed as functions. A!qso A!qso A!qso 338 evoM Rom MOkK!Uae honk sueMSke essuJ 3 dnsel!ou. Unit 1 Right triangles & trigonometry. Trigonometry - graphs of functions. K634: Use the Sine Rule to Find Acute Angles in Non Right-Angled Triangles. Suitable for maths revision for all GCSE exam boards including Edexcel, AQA and OCR. Dec 1, 2021 · This video shows how to transform the trigonometric graphs for GCSE Maths. Check on a calculator that both tan (45) and tan (225) give 1. 7 c m, C E = 16. ACTION STEPS DOWNLOAD WORKBOOK Click the ‘Download PDF’ button below. Trigonometry, at it's most basic level, is concerned with the measurement of triangles - calculations of unknown lengths and angles. The period for sin x and cos x is 2π. In a right-angled triangle, label one angle other than the right angle and label the sides of the triangles as follows. The graph meets the y axis at point A and the x axis at points C and D. Example 1: find a side given the angle and the hypotenuse. The more he taught maths, the more he appreciated its beauty. Revision notes on 3. 97 KB. -1800 1800 x 1800 which satisfy the -1800 —900 Using your calculator, find the values of x in the range equation Sin x = 0-2. Ambiguous Case of the Law of Sines. An identity is an equation that is always true. In each question, draw a diagram unless it has been given. A GCSE Maths Worksheet covering the transformation of trigonometric functions. Knowing exact values will help with this, such as remembering that sin (0) = 0 and. ppt, 3. 57°, correct to 2 deci mal places. Printable PDF Trigonometry Worksheets with Answers. All worksheets contain functional and applied reasoning questions, practice questions, exam style questions and word problems. docx, 1. pdf, 1. 75 KB pptx, 215. Example 3: 270 ≤ θ ≤ 360°. Tracing paper may be used. Learners will need to sketch the graphs to describe the transformations of some trigonometric functions in different intervals Edexcel GCSE Mathematics (Linear) – 1MA0 TRIGONOMETRY Materials required for examination Items included with question papers Ruler graduated in centimetres and Nil millimetres, protractor, compasses, pen, HB pencil, eraser. Students are challenged to find the value of variables within a given interval, with seven sections of questions/tasks helping to push learning forward. Question 1: A 4 metre long ladder is placed against a wall. All four angles are the same size. • Answer all questions. A quadratic will always cross the -axis. y = x (4 – x) and y = x2 (7 – x) are given by the solutions to the equation x(x2 – 8x + 4) = 0. ) Foundation PPt starts with a brief recap of labelling conventions and Pythagoras, then covers SOHCAHTOA in some detail, including exact trig values (for acute angles only), and gives a brief introduction to bearings and angles of elevation and depression. Such behavior is referred to as periodic. For b > 0, the period of y =. Example 1. Hypotenuse – The side opposite the right angle. 89 MB. (No 3D work though. Section 2 contains 4 applied trigonometry questions with a mix of worded problems and deeper problem Understand key features of graphs of trig functions o Graph of the sine function o Graph of the cosine function o Key features of the sine and cosine function o Graph of the tangent function o Key features of the tangent function o Practice Solutions Back to Table of Contents. Opposite – The side opposite the x angle. a) State the coordinates of A and B. com Question 12: Here is the graph of for One solution of is Find another solution of Question 13: Here is the graph of (a) Use the graph to solve (b) Use the graph to solve y = sin(x) 0 ≤ x ≤ 360 sinx = −0. justmaths. The second solution comes from the symmetry of the graph y = tan x between 0 Help your students prepare for their Maths GCSE with this free trigonometry worksheet of 44 questions and answers. Some of the different types of triangles are described in this Unit. DOU J ebeuq '00 Oua ou ous dnse'!ou. sin (θ) 0 1/2 1/√2 or √2/2 √3/2 1. Practice Questions Next: Quadratic Inequalities Practice Questions. You can also sort by Foundation and Higher or by topic name. 3+ years experience; working at different levels and grades, keeping lessons upbeat and energetic, with handy tips/tricks. Pythagoras Theorem. 5-a-day GCSE 9-1 Exact trig. (b) Use the sine rule to calculate angle A E C . Law of Sines and Cosines Worksheet. H = hypotenuse - ' H ' is always the same, but 'O' and 'A' change depending on which angle we're calling θ. Must Practice GCSE (9-1) Maths Trigonometric Graphs Past Paper Questions. Calculate the length of AB. Use the graphs to find solutions of trig equations in a given range. Examples, solutions, videos, activities, and worksheets that are suitable for GCSE Maths to help students learn how to transform trigonometric graphs. • Diagrams are NOT accurately drawn, unless otherwise indicated. 1) 7 10 Find csc . Ready-to-use mathematics resources for Key Stage 3, Key Stage 4 and GCSE maths classes. 5 y = cos(x) more lessons LESSON 6 | trigonometric graphs Overview A video revising the techniques and strategies for working with trigonometric graphs. • Answer the questions in the spaces provided – there may be more space than you need. Introduction to Trigonometry - Go Teach Maths: Handcrafted Resources for Maths Teachers Log in! Jun 12, 2020 · Discovering Trigonometric Ratios - GCSE. Lesson finished with an interactive plenary where students need to evaluate trigonometric values. The area of the triangle is √300 cm2. The search function below allows you to find the specific topic you are looking for. Before, getting on to solving trigonometric equations using the graphs. Subject: Mathematics. Videos. Note that θ is the Greek letter theta. Write down the coordinates of the maximum point of the curve with equation The maximum value of cos θ is 1, and the minimum value is −1. — f(½x) (2) 2f(x + 1) 1. Cazoom Maths is the trading name of Visual Maths Resources Ltd. b) Determine the coordinates of C and D, correct to three significant figures. Draw a straight, perpendicular line at the intersection point to the other axis. GCSE (1 – 9) Trig and Exponential Graphs Name: _____ Instructions • Use black ink or ball-point pen. The angle between the ladder and the ground is 75°. cosx 19. 3: Find the size of the missing angles/sides labelled x below. The trigonometry GCSE maths revision section of Revision Maths covering: Sin, Cos, Tan, Pythagoras, Sine and Cosine Rule, Similar Triangles and Congruency. 5 MB. SOHCAHTOA is a memory device for recalling how the trigonometric functions relate to the lengths of a right angle triangle. The tangent function. A B Compare the graph of y 5 sin x and the graph of y 5 sin x 1 p. 55 KB. Sep 18, 2017 · Trigonometric Functions. They have kindly allowed me to create 3 editable versions of each worksheet, complete with answers. Transformations of Trig. Calculate the value of x. doc Author: egonzalez Created Date: 20101204170829Z Graphs of Trigonometric Functions Videos 338, 339 & 340 on www. pdf, 279. 6 Sketch the graphs of = sin( ) and = 2sin( ) for −180 ≤ ≤ 180 on the axes below, making sure to label any points of intersection with the axes. Along with Stepwise Solutions, Timing, PDF download to boost your the GCSE Maths Grades. Adjacent – The side next to the x angle. The three trigonometric ratios; sine, cosine and tangent are used to calculate angles and lengths in right-angled triangles. Jan 17, 2019 · GCSE 9-1 Exam Question Practice (Trigonometry) Subject: Mathematics. The size of angle ACB = 60º and the length BC = 16cm. 25 MB. new topics GCSE; Edexcel; Trigonometry - Edexcel Trigonometric graphs - Higher. 1) tan Z 28 21 35 Z Y X 3 4 2) cos C 16 34 30 C B A 8 17 3) sin C 21 28 35 C B A 4 5 4) tan X 24 32 40 X Y Z 4 3 5) cos A 30 16 34 A B C 15 17 6) sin A 24 32 40 A C B 4 5 7) sin Z 32 Transformations of Trig Graphs (A) worksheet description. Start Course challenge. Both exhibit a repeatable pattern that is common to all trig functions. Familiarity with the graphs of these functions is essential. • You must show all your working out. Trigonometry Common Values . For \tan x, label the asymptotes, also. doc / . Then sketch the graph using radians. Bssq escu dnseJ!ou csksW11À Ron enl qguce Using trigonometric graphs. Worksheet Name. This worksheet is aimed at learners undertaking a Further Maths GCSE course and is also suitable for A-level maths students, however, many of the questions can be used to extend the skills of Higher tier GCSE students. 4 c m. An isosceles triangle has two sides that are the Make sure you cover the whole domain on the x-axis. In the diagra m, B C D is a straight line and A B D E is a quadrilateral. Test your knowledge of the skills in this course. The Corbettmaths Practice Questions on Trigonometry. Unit 3 Non-right triangles & trigonometry. Take 0° \leq x \leq 360°. Jun 4, 2020 · Lesson starts with plotting the graphs of Sine, Cosine and Tangent functions. 5-a-day Workbooks Plot the following quadratic equation: y=x^2-x-5. Using a scientific calculator a table of values of tan θ can be drawn up as θ varies from 0 to 180 although when θ = 90 you will find that this function is not defined. [3 marks] Question 2: State the range of values that y can take, for the graphs: The worksheets have been written in such a way to replicate real GCSE maths past papers, starting each topic off with easier questions, which become harder as you progress through the worksheet. There are 5 worksheets covering translation, stretching, reflection, sketching curves and trigonometric transformations. 26 KB pptx, 1. Trigonometric functions. Instructions Use black ink or ball-point pen. Show step. Find the value of the indicated trigonometric function of the angle in the figure. WATCH THE LESSON Watch the lesson in full whilst completing the workbook. 14. jh tt bs lt ma vy dr ww lp dv