Posted by **Z32** on Tuesday, October 13, 2009 at 7:43pm.

A 25 foot ladder is leaning on a 9 foot fence. The base of the ladder is being pulled away from the fence at the rate of 10 feet/minute. How fast is the top of the ladder approaching the ground when the base is 9 from the fence? [Note: The ladder is protruding over the top of the fence.]

- Calculus -
**Reiny**, Tuesday, October 13, 2009 at 8:33pm
Before I start typing a rather messy solution, do you know if the correct answer is

-10.1788 ft/min ?

- Calculus -
**Z32**, Tuesday, October 13, 2009 at 9:16pm
Not correct.

- physics -
**lary**, Monday, October 18, 2010 at 3:06pm
A 25 foot ladder is leaning on a 9 foot fence. The base of the ladder is being pulled away from the fence at the rate of 10 feet/minute. How fast is the top of the ladder approaching the ground when the base is 9 from the fence? [Note: The ladder is protruding over the top of the fence.]

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