17.
In Figure-4, the angle of elevation of the top of a tower from a point C on
the ground, which is 30 m away from the foot of the tower, is 30°. Find
the height of the tower.
answer me step by step
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the answer is in the picture
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well, this is very easy, you should try it yourself.
Anyway,your answer
tan 30°=perp/base
tan30°=AB/BC
AB=BCtan30°
AB=1/√3 X 30
AB=30√3m
It can be further simplified as (30 x √3 )/3 = 10√3m
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