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Math Help: Find an unknown angle measure

Refresh your competency in the various areas of Mathematics.


In this module, you can study how to use trig ratios (sine, cosine and tangent) to find an unknown side length or unknown angle measure in a right triangle.


Did you know?

The sine, cosine and tangent ratios we're studying here ONLY work with right triangles.

Study and practice

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Use these search terms to find your own resources:

solving right triangles with trigonometry
solving right triangles with sines, cosines and tangents

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