In this video we are going to explore an easy problem for evaluating the inverse of the tangent function and a hard problem ...

A worksheet on the trigonometric ratios sine, cosine and tangent. Students will use trigonometric ratios to find a missing side or angle measure. Detailed solutions included. A bundle is a package of ...

Being able to identify which formula to use, sine or cosine, and when, is necessary to answer questions on this topic successfully. Check you are confident in how to use the sine and cosine rules.