Changing Length Of Shadow!
Calculus
Level
pending
A man 160 cm tall walks away from a source of light situated at the top of a pole 6m high, at a rate of 1.1m/sec. How fast is the length of his shadow increasing when he is 1m away from the pole?
Data is not sufficient
0.6m/sec
0.4m/sec
0.2m/sec
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