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No links, will mark brainliest!!
Find the value of y. Round your answer to the nearest tenth.
COS 21° = 9/y
A) 8.4
B) 23.4
C) 9.6
D) 25.1

No links will mark brainliest Find the value of y Round your answer to the nearest tenth COS 21 9y A 84 B 234 C 96 D 251 class=

Respuesta :

Answer:

C)9.6

Step-by-step explanation:

Cos21=0.933580 (from calculator)

0.933580=9/y

0.933580y=9

y=9/0.933580

=9.6

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