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Find x. a. 30.9 b. 34.4 c. 17.1 d. 15.4
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2 votes
Find x.
a. 30.9
b. 34.4
c. 17.1
d. 15.4

Find x. a. 30.9 b. 34.4 c. 17.1 d. 15.4-example-1
User JuanGG
by
3.4k points

1 Answer

2 votes

Answer:

x = 17.1

Explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj / hyp

cos 42 = x/23

23 cos 42 = x

17.09233 =x

Rounding to 1 decimal place

x =17.1

User Sarah Roberts
by
3.2k points
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