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18-08-2018
Mathematics

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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 class=

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Supernova Supernova

18-08-2018

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).

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