A circular metal plate expends under heating so that its radius increases by `k %` . Find the approximate increase in the area of the plate, if the radius of the plate before heating is 10 cm.

A circular metal plate expands under heating so that its radius increases by k%. Find the approximate increase in the area of the plate, if the radius of the plate before heating is 10 cm.

A circular metal plate expands under heating so that its radius increases by 2%. Find the approximate increase in the area of the plate if the radius of the plate before heating is 10cm.

A circular metal plate expands under heating so that its radius increases by 2%. Find the approximate increase in the area of the plate if the radius of the plate before heating is 10 cm.

Find the area of a circular plate of radius 1.4 m.

A circular metal plate is heated so that its radius increases at a rate of 0.1 mm per minute. Then the rate at which the plate's area is increasing when the radius is 50 cm, is

The radius of a circular plate increases by 2% on heating. If its radius is 10 cm before heating, find the approximate increase in its area.

If the length of a cylinder on heating increases by 2% , the area of its base will increase by

Column I, Column II A circular plate is expanded by heat from radius 6 cm to 6.06 cm. Approximate increase in the area is, p. 5 If an edge of a cube increases by 2%, then the percentage increase in the volume is, q. 0.72 pi If the rate of decrease of (x^2)/2-2x+5 is thrice the rate of decrease of x , then x is equal to (rate of decrease in nonzero)., r. 6 The rate of increase in the area of an equailateral triangle of side 30c m , when each side increases at the rate of 0. 1c m//s , is, s. (3sqrt(3))/2

Radius of a circle is increasing at rate of 3 cm//sec Find the rate at which the area of circle is increasing at the instant when radius is 10 cm.

If the radius of a circle is increasing at the rate of 2 cm/ sec, then the area of the circle when its radius is 20 cm is increasing at the rate of