Sine, Cosine and Tangent - learn with Serlo!

The sine, cosine and tangent functions are the most important trigonometric functions. Sine, cosine and tangent describe the ratio of side lengths in a right triangle depending on one of the acute angles. They are defined as follows.

Sine, Cosine, Tangent, explained and with Examples and practice identifying opposite, adjacent sides and hypotenuse

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Sine, Cosine and Tangent - learn with Serlo!

Sine, Cosine and Tangent - learn with Serlo!