If the diagonal of a square is decreased by 15%, find the percentage decrease in its area.

If the radius of a circle is decreased by 50%, find the percentage decrease in its area.

If the radius of a sphere is decreased by 25%, then the percentage decrease in its surface area is:

If the circumference of a circle is decreased by 50% then the percentage of decrease in its area is (a) 25 (b) 50 (c) 60 (d) 75

If sides of a rectangle are decreased by 15 % , find the percentage decrease in its perimeter.

If the length of a simple pendulum is decreased by 2%, find the percentage decrease in its period T, where T = 2pi sqrt((l)/(g))

If the radius of a circle is decreased by 10%, then what will be the percentage decrease in the area of circle?

If the length of a rectangle is increased by 4% and breadth of the rectangle is decreased by 5%, find the percentage change in area.

If the length of a rectangle is increased by 4% and breadth of the rectangle is decreased by 5% , find the percentage change in area.

If the length of a rectangle is increased by 5 % and the breadth of the rectangle is decreased by 6 % , then find the percentage change in area.

The diameter of a right circular cylinder is increased by 20%. Find the percentage decrease in its height if its volume remains unchanged.