The trigonometric ratios sine, cosine and tangent are used to calculate angles and sides in right angled triangles. We are now going to extend trigonometry beyond right angled triangles and use it ...

These ratios include sine, cosine, and tangent. Gage pins are sometimes used with sine bars and gage blocks to increase the range of measurements. After taking this class, a user should be able to ...

Trigonometric functions like sine and cosine can be tricky when calculating limits. Here's THE method to avoid making ...

In an extraordinary achievement that has stunned the global mathematics community, two high school students from Louisiana ...

Graphs of Sine and Cosine 1.2 An applet illustrating how the graphs of sine and cosine are related to the unit circle. Transformations of Functions 1.3 An applet illustrating how transformations ...