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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

For the right triangle shown use the trig functions to find the value of a Round your answer to the nearest tenth A 128 B 136 C 121 D 14 class=

Respuesta :

Answer:

C. 12.1

Step-by-step explanation:

tan 30° = 7 / a

a = 7 / tan 30° = 7 / 0.58 = 12.1

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