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Find the cosine of each acute angle

Find the cosine of each acute angle-example-1

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What is cosine?

Well, cosine is adjacent side divided by the hypotenuse.

cos M = 20/36

Reducing 20/36 to the lowest terms we get

cos M = 5/9

cos N = 30/36

Reducing 30/36 to the lowest terms we get

cos N = 5/6

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