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A person is standing 40 ft away from a flagpole and can see the top of the pole at a 35 degree angle of elevation .The person's eye level is 4 ft from the ground.what is the height of the flagpole to the nearest foot?
Guest Jan 31, 2012
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 #1
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Guest:

A person is standing 40 ft away from a flagpole and can see the top of the pole at a 35 degree angle of elevation .The person's eye level is 4 ft from the ground.what is the height of the flagpole to the nearest foot?



flagpole.png

α = 35 deg

tan( α ) = h/40ft
h = tan( α ) * 40ft

[input]tan( 35 ) * 40ft[/input]
h ≈ 28ft

Flag pole height ≈ 4ft+28ft = 32ft
admin  Feb 1, 2012
 #2
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I got 32' 0.1"

Guest Feb 17, 2015

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