Mathematics, 18.12.2021 14:00 kanyewest27

Please Help... Evaluate the function requested. Write your answer as a fraction in lowest terms.
Triangle A B C. Angle C is 90 degrees. Hypotenuse A B is 82, adjacent B C is 18, opposite A C is 80.
Find cos B.
a.
Cosine B = StartFraction 9 Over 41 EndFraction
b.
Cosine B = StartFraction 9 Over 40 EndFraction
c.
Cosine B = StartFraction 40 Over 41 EndFraction
d.
Cosine B = StartFraction 41 Over 40 EndFraction

$Please Help... Evaluate the function requested. Write your answer as a fraction in lowest terms.$

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Please Help... Evaluate the function requested. Write your answer as a fraction in lowest terms.