Mensuration

Area of an equilateral triangle is 4*sqrt(3) sq. cm. Its height is:

Cost of leveling a square field at Rs. 10/sq. m is Rs. 1000. Find its side.

What is the area of a circle whose circumference is 88 cm?

The diagonal of a rectangle is 5 cm and one side is 3 cm. Its area is:

The area of a square is equal to the area of a rectangle of 16 cm by 9 cm. Find the side of the square.

Find the area of the shaded region in a circle of radius 7 cm where a square of side 2 cm is removed.

The base of a triangle is 4 times its height. If area is 50 sq. cm, find height.

Area of four walls of a room with length 5m, breadth 4m, and height 3m is:

If the circumference and area of a circle are numerically equal, the radius is:

The area of an equilateral triangle is A. If the side is doubled, the new area is:

A square is inscribed in a circle of area 154 sq. cm. The area of the square is:

The area of a path of width 2m around a circular pond of radius 8m is:

What is the maximum area of a rectangle with a perimeter of 24 cm?

A wire bent as a square encloses 484 sq. cm. If same wire is bent as a circle, its area is:

Ratio of area of incircle to circumcircle of a square is:

Find the area of a trapezium whose parallel sides are 10 cm and 22 cm, and non-parallel sides are 10 cm each.

Percentage increase in area of circle if radius is increased by 100% is:

Area of a regular hexagon is 24*sqrt(3) sq. cm. Find its side.

Area of the shaded region: a square of side 10 cm with four quadrants of radius 5 cm at corners removed.

If the area of a circle and a square are equal, find the ratio of their perimeters.