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A 8.5 B 8.1 C 12.5 D 12.9
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3 votes
A 8.5
B 8.1
C 12.5
D 12.9

A 8.5 B 8.1 C 12.5 D 12.9-example-1
User Wind Chimez
by
7.3k points

1 Answer

3 votes
Cosine again. Yay.

Put 36 into a fancy calculator with one of those cos() things. You get about 0.81.

So that's the ratio between x and 10.

So basically x/10 = 0.81, or 0.81 * 10 = x.

8.1 = x
User Enayat
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6.9k points
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