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Ludmilka [50]
3 years ago
11

Find the measure of c in each figure below using the side lengths given

Mathematics
1 answer:
kiruha [24]3 years ago
3 0

Answer:

Step-by-step explanation:

take angle C as reference angle

using cos rule

cos C=adjacent/hypotenuse

cos C=21/75

cos C=0.28

C=cos^{-1}0.28

C=73.7 degree

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