r=4cm

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Find the rate of change of the area of a circle with respect to its radius when r =4 cm .

Find the rate of change of the area of a circle with respect to its radius when r =4 cm .

Find the rate of change of the area of a circle with respect to its radius r when (a) r=3 cm " " (b) r=4 cm

Find the rate of change of the area of a circle with respect to its radius r when (a) r=3 cm " " (b) r=4 cm

Find the rate of change of the area of a circle with respect to its radius r when (a) r=3 cm " " (b) r=4 cm

Find the rate of change of the area of a circle with respect to its radius r when (a) r=3 cm " " (b) r=4 cm

Find the rate of change of the area of a circle with respect to its radius r when (a) r=3 cm " " (b) r=4 cm

In r_(1)=(A)/(s-a) , if A=12cm^(2),r_(1)=4cm and a=3cm then find s making s as the subject.

Construct the following quadrilateral TRUE. TR=3.5 cm,RU=3 cm,UE=4cm, /_R = 75^@ , /_U = 120^@