A ladder 10 feet long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 2 ft/s, how fast is the ladder falling down the wall when the bottom of the ladder is 8 feet from the wall?
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(6 pts) 11) A ladder 10 feet long rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of , how fast is the ladder falling down the wall when the bottom of the ladder is 8 feet from the wall?