Exact Values of Trigonometry
You will need to have covered Pythagoras' Theorem, SOH CAH TOA, sine/cosine rules and rationalising denominators before this lesson. Includes values of sine, cosine and tangent at 0, 30, 45, 60, 90, 180, 270 and 360 degrees, and beyond. Differentiated main task and thorough explanation. Students can either copy the graphs or stick the handout in their books.