Trigonometry allows one to systematically convert between measurements of angles and measurements of length, a topic that has interested mathematical astronomers from antiquity. Ancient Greeks also ...

Scaffolded approach for first encounter with the Sine and Cosine Rules. The basis is to reinforce information given (sides and angles) in a problem to decide which formula to use. A quick review of ...

Differentiating trigonometric functions can be a major hurdle for students once they begin combining standard derivatives with advanced operational rules. This clean, comprehensive practice resource ...