Hello from MrBillDoesMath!
Answer:
Choice C. (a = 8* sqrt(3)
)
Discussion:
From plane trigonometry:
cos(30) = a/16
As cos(30) = sqrt(3)/2, this is equivalent to
sqrt(3)/2 = a/16.
Multiply both sides by 16 to get
( sqrt(3)/2 ) * 16 = a
or
a = 8* sqrt(3)
Thank you,
MrB
Answer:
y=-4
Step-by-step explanation:
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Step-by-step explanation: