anabelle99orkf3o anabelle99orkf3o

30-01-2018
Mathematics

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Evaluate the function requested. Write your answer as a fraction in lowest terms. Find cos B.

$Evaluate the function requested Write your answer as a fraction in lowest terms Find cos B class=$

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Edufirst Edufirst

30-01-2018

Anwer: 9 / 41

Explanation:

Definition of the function (ratio) cos(x)

cos(angle) = adjacent-leg / hypotenuse

In this case:

- the angle is B,
- the adjacent-leg is 27,
- and the hypotenuse is 123

Therefore: cos(B) = 27 / 123 which can be simplified by 3 to obtain:

27 / 123 = 9 / 41

Answer: 9 / 41

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