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Solve for x in the triangle. Round your answer to the nearest tenth.

Solve for x in the triangle. Round your answer to the nearest tenth.-example-1
User Chithra
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1 Answer

2 votes

cos = adjacent/hypotenuse

cos 31° = 20/x

Cross multiply.

0.8571673007x = 20

Divide both sides by cos 31°.

x = 23.3 (rounded to nearest tenth).

User Kaloglu
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