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OpenStudy (anonymous):
the area of a triangle is increasing at a rate of 4 cm^2/m and its base is increasing at a rate of 1 cm/min. At what rate is the altitude of the traingle increasing when the altitude is 20 cm and the area is 80 cm^2?
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OpenStudy (anonymous):
|dw:1338952223715:dw| solve for h' then plug in those know quantities to get the rate at which the height is changing.
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