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Cosine Function on a Right Triangle

Learn About the Cosine Function on a Right Triangle

The cosine function can be used on a right triangle. The cosine of an angle gives the ratio of the length of the adjacent side to the length of the hypotenuse.

About This Widget

This widget allows you to find the angle, adjacent and hypotenuse of a right triangle. Draw a right triangle by:

Dimensions of the Right Triangle




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See Also

What is the cosine function? What is a right triangle? What is the adjacent? What is the hypotenuse?

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