A pole casts a shadow 10√3 m long when the angle of elevation of the Sun is 30°. Find the height of the pole.
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Question

A pole casts a shadow 10√3 m long when the angle of elevation of the Sun is 30°. Find the height of the pole.

G1 Physics · Accepted Answer

Let pole height be h. tan30° = height/shadow = h/(10√3). Therefore h=10√3×1/√3=10 m.