The top of a ladder slides down a vertical wall at a rate of 0.15 m/s . At the moment when the bottom of the ladder is 1.5 m from the wall, it slides away from the wall at a rate of 0.3 m/s. How long is the ladder?
A) 3.9 m
B) 3.4 m
C) 4.4 m
D) 2.9 m
E) 2.4 m
Correct Answer:
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