24. A 1.5m tall boy is standing at some distance from a 30m tall building. The angle of
elevation from his eyes to the top of the building increases from 30% to 60° as he was
towards the building. Find the distance he walked towards the building
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Answer:
36.48
Step-by-step explanation:
28.5/y = tan 30°
y = 28.5√3= 49.30 .....(1)
28.5/y-x = tan 60°
28.5/√3= y-x
x=57m
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