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In XYZ, and X = 90° , and cos Z = 7/ 25. Find sin Z and tan Y.

 Oct 25, 2020
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Remember    cos+ sin2=1     so sin Z = 24/25

Now you can draw a right triangle with sides    7   24   and hypotenuse 25

The Tan y = opp/adj = 7/24

 Oct 25, 2020

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