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In ΔBCD, the measure of ∠D=90°, the measure of ∠B=22°, and DB = 44 feet. Find the length of BC to the nearest tenth of a foot.

 

 Apr 4, 2021
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Cos = oposite side/ hypotenues. 

So cos(2 degrees) = 44/x

cos(22 degrees) = 44/x

44/cos(22 degrees) = x

x = 47.5 degrees

 

=^._.^=

 Apr 4, 2021

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