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OpenStudy (anonymous):
The distance between the end of a lamppost’s shadow and the top of the lamppost is 39 feet. The angle measure of the shadow is 23°. How long is the shadow of the lamppost to the nearest tenth of a foot?
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OpenStudy (anonymous):
OpenStudy (anonymous):
cos 23 = x / 39 x = 39 cos 23
OpenStudy (anonymous):
= 35.9 ft
OpenStudy (anonymous):
It's easy. Cos23= x/39 39Cos23=x Using a calculator, 35.89 feet. BTW: Did you get your calculator in degree mode?
OpenStudy (anonymous):
Yes, I did now thanks!
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