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Pearson Geometry Common Core, 2011

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Pearson Geometry Common Core, 2011 View details

Mid-Chapter Quiz

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Exercise 18 Page 514

We are given the length of one leg and a hypotenuse of a right triangle, and want to find the measure of one of its acute angles.

Note that we are given the adjacent side to the unknown angle and the hypotenuse. Therefore, to find the measure of the angle we will use the cosine ratio.