The base diameter and altitude of a right circulAR cone are observed at a certain instant to be 10 and 20 inches respectively. if the lateral area is constant and the base diameter is increasing at a rate of 1 inch per cubic minute, find the rate at ehich the altitude is decreasing

Question

The base diameter and altitude of a right circulAR  cone are observed at a certain instant to be 10 and 20 inches respectively. if the lateral area is constant and the base diameter is increasing at a rate of 1 inch per cubic minute, find the rate at ehich the altitude is decreasing

anonymous · Answer

hmm yes.. he formula is LA = pi*r*L

anonymous · Answer

1 inch per cubic minute .... means what ? i am not understanding ' CUBIC MINUTE'

anonymous · Answer

im sory it's 1 inch per minute

anonymous · Answer

LA = pi*r*L , and here L is slant height

anonymous · Answer

yes...

anonymous · Answer

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