Common Trig Ratios :: DegreesFinding 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
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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 ninety degrees
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 ninety degrees
Level 4 - Find exact trig values for angles between ninety and three hundred and sixty degrees
Level 5 - Solving trigonometric equations with given domains
Radians - A similar set of exercises worked in radians.
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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