Homework Help: Calculus

Posted by Mehak on Sunday, March 13, 2011 at 8:31pm.

A water trough on a farm has an isosceles triangle croos section which is 60 cm across the top and 20m deep.the trough is 3m long . If itbis empty and then filled at a rate of 0.5 m3/min , how fast does the water level rise when the deepest point is 9cm ?

Calculus - MathMate, Sunday, March 13, 2011 at 10:56pm
This problem is similar to one of your previous questions:

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http://www.jiskha.com/display.cgi?id=1299996707

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