For the right triangle shown, use the trig functions to find the value of a. Round your answer to the nearest tenth. A. 12.8 B. 13.6 C. 12.1 D. 14

asked Nov 20, 2021 85.7k views

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For the right triangle shown, use the trig functions to find the value of a. Round your answer to the nearest tenth.

A. 12.8
B. 13.6
C. 12.1
D. 14

by Bauss

4.7k points

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3 votes

Answer:

C. 12.1

Explanation:

tan 30° = 7 / a

a = 7 / tan 30° = 7 / 0.58 = 12.1

Toby Wilson answered Nov 25, 2021

5.6k points

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