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A boy walks 165 feet up a ramp having a 30(deg) inclination. How high is he standing from the ground?

User Darkpirate
by
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1 Answer

3 votes

Answer:


82.5\ ft

Explanation:

see the attached figure to better understand the problem

In the right triangle ABC


sin(30\°)=(h)/(165)


h=165*sin(30\°)


h=165*(1/2)=82.5\ ft

A boy walks 165 feet up a ramp having a 30(deg) inclination. How high is he standing-example-1
User DANG Fan
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