This bundle of self checking worksheets are sine, cosine, tangent half and double angle formulas plus two review pages. There are 8 worksheets in total:
1. Half Angle Sine and Cosine Formula
2. Half Angle Tangent Formula
3. Double Angle Sine Formula - No Radicals
4. Double Angle Sine Formulas - ALL Radicals
5. Double Angle cosine Formulas
6. Double Angle Tangent Formulas
7. Review of Double and Half Angle Formulas - All 6 Trig Functions
8. Review of Double and Half Angle Formulas - using both a triangle and a quadrant.
When the student is finished with the worksheet, a punchline to a riddle or the solution to a puzzle is revealed.