Two parallel sides of a rectangle are being lengthened at the rate of 2 cm/sec while the other two sides are shortened in such a way that the aea of the rectangle is 50 sq.cm. The rate of change of the perimeter when the length of an increasing side 5 cm is

Two parallel sides of a rectangle are being lenghtened at the rate of 2 cm/sec while the other two sides are shortened in such a way the area of the rectangle is 50 sq. cm The rate of change of the perimeter when the length of an increasing side 5 cm is

Two parallel sides of a rectangle are being lengthened at the rate of 2 cm //sec . While the other two sides are shortened in such a way that the figure remains a rectangle of constant area 50 cm ^(2) . When the length of an increasing side 5 cm, perimeter of the rectangle is changing at the rate of

Two parallel sides of a rectangle are increasing at the rate of 4 cm //sec while the other two sides are decreasing in such a way that the area of the rectangle remains constant at 80 cm ^(2) . When the angle of a decreasing side is 8 cm , perimeter of the rectangle is changing at the rate of

the adjacent sides of a rectangle are in the ratio 5:3 and the area of the rectangle is 735 sq. cm. The length of rectangle is ……….cm

The side of an equilateral triangle are increasing at the rate of 2 cm/sec. The rate at which its area is increasing, when the side is 14 cm

The length of a rectangle is decreasing at the rate of 2 cm/sec and the width is increasing at the rate of 2 cm/sec. When x=10 cm and y=6 cm , find the rate of change of (i) the perimeter (ii) the area of the rectangle.

The length of a rectangle is decreasing at the rate of 2 cm/sec and the width is increasing at the rate of 2 cm/sec. When x=10 cm and y=6 cm , find the rate of change of (i) the perimeter (ii) the area of the rectangle.

The length of a rectangle is decreasing at the rate of 5 cm/minute and the width is increasing at the rate of 4cm/minute. When length is 3 cm and width is 2 cm , find the rates of change of the perimeter and the area of the rectangle.

The length of a rectangle is decreasing at the rate of 5 cm/minute and the width is increasing at the rate of 4cm/minute. When lenght is 3 cm and width is 2 cm , find the rates of change of the perimeter and the area of the rectangle.

The sides of an equilateral triangle are increasing at the rate of 2 cm/sec.The rate at which the area is increases when the side is 10cm is