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43 votes
Х1338 I need to find the missing side and round to the nearby tenth of the bottom one

Х1338 I need to find the missing side and round to the nearby tenth of the bottom-example-1
User Gary Steele
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2.6k points

2 Answers

12 votes
12 votes
I need points but I hope they are right
User Justin Kestelyn
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3.1k points
25 votes
25 votes

8.

We have to apply a trigonometric function:

Since we have the angle 38° we can use tangent, where the opposite side is x and the adjacent side is 13

Tan 38 = opposite side/ adjacent side

Tan 38 = x/13

solving for x:

Tan 38 (13) = x

10.1 =x

User Leon Barkan
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3.0k points