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05-06-2018
Mathematics

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Help please, will give brainliest to correct answer!

Help please will give brainliest to correct answer class=

Respuesta :

05-06-2018

Cosine = adjacent leg divided by the hypotenuse

Cos B = 2 / 5

Take the inverse of cosine to solve for B.

cos⁻¹(2/5) = B

B ≈ 66.42 degrees

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