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Find the value of x. Round to the nearest degree
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Find the value of x. Round to the nearest degree

Find the value of x. Round to the nearest degree-example-1
User Alexander Tumanin
by
8.2k points

1 Answer

1 vote

Answer:

b. 44°

Explanation:

Reference angle = x

Hypotenuse = 21

Adjacent = 15

Apply trigonometric function CAH:


Cos(x) = (Adj)/(Hyp)


Cos(x) = (15)/(21)


x = cos^(-1)((15)/(21))

x = 44.4153086° ≈ 44° (nearest degree)

User Maxim Egorushkin
by
8.6k points
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