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lizdeleon248
26.06.2019 •
Mathematics
Plz which choice is the approximate measure of a-64.80 b-61.93 c-28.07 d-25.20
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Ответ:
D. 25.20
Step-by-step explanation:
This looks like a SohCahToa problem. This method is used for finding missing angles and sides of right triangles. It stands for:
Sine: opposite/hypotenuse
Cosine: Adjacent/hypotenuse
Tangent: Opposite/Adjacent
In this case we need to use Tangent to find angle E since we have the opposite (8) and the Adjacent (17). To find angles, you must use the inverse of Tan this time.
Tan^-1 = 8/17 (plug into your calculator *make sure it is in degree mode*)
Ответ: