Common Trig Ratios :: RadiansFinding the exact values of sine, cosine and tangent of special angles. |
Give the exact value for the following trig ratios. Use the / symbol to show a fraction and the root button to insert the square root sign. For example sin 45° = 1/√2
InstructionsTry your best to answer the questions above. Type your answers into the boxes provided leaving no spaces. As you work through the exercise regularly click the "check" button. If you have any wrong answers, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help. When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file. |
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Surds - Make sure you understand what surds are before starting the levels below.
Level 1 - Find exact trig values for special angles up to and including pi by two radians
Level 2 - Find the indicated lengths by solving trigonometric questions with exact solutions
Level 3 - Mixed questions on exact trig values of special angles up to and including pi by two radians
Level 4 - Find exact trig values for angles between pi by two radians and two pi radians
Level 5 - Solving trigonometric equations with given domains
Degrees - A similar set of exercises worked in degrees.
If Then - Find one trig ratio if given another from the same triangle.
Exam Style Questions - A collection of problems in the style of GCSE or IB/A-level exam paper questions (worked solutions are available for Transum subscribers).
More Trigonometry including visual aids, investigations and self-marking exercises.
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