. An observer, 1.7 tall, is 20√3 away from a tower. The angle of elevation from the eye of observer to the top of tower is 30°. Find the height of tower.
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Answered by
7
the height of the tower is = 21.5m
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styla1:
answer is 21.7 m not 21.5
you have taken the height of observer as 1.5 m but it is 1.7 m
oops! sorry
Answered by
2
h/20root3=tan30°
h/20root3=1/root3
h=20
& here 1.7m height of man so finally the height of tower is
h= 1.7+20= 21.7
h/20root3=1/root3
h=20
& here 1.7m height of man so finally the height of tower is
h= 1.7+20= 21.7
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