Physics, asked by AbhradeepGhosh8453, 1 year ago

The side of a sqare is increasing at a rate 0.2 cm/ s. rate of increase of pereter

Answers

Answered by Anonymous
7
perimeter of square=4*side of square
let the length of square be a.
then its perimeter=4a.
if we differentiate it with respect to time...
rate of change in perimeter=4.da/dt.
we are given da/dt=0.2cm/s.
so rate of increase=4*0.2=0.8
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