Question

A 2525​-foot ladder is placed against a vertical wall. Suppose the bottom of the ladder slides...

A 2525​-foot ladder is placed against a vertical wall. Suppose the bottom of the ladder slides away from the wall at a constant rate of 2 feet per second. How fast is the top of the ladder sliding down the wall when the bottom is 20 feet from the​ wall?

The ladder is sliding down the wall at a rate of __ ft/sec

Math   Calculus   
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Answer #1

hence the ladder is sliding down the wall at a rate of (-0.0158)ft/sec....

Here negative shows the decreasing rate....

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