The length of a chain used as the boundary of a semicircular park is `108m`. Find the area of the park.

The length of a wire which is tied as a boundary of a semi ciruclar park is 72 cm. Find the radius and the area of the semi circular park

The length of a wire which is tied as a boundary of a semi ciruclar park is 72 cm. Find the radius and the area of the semi circular park

The diameter of a circular park is 30 m. Find its surface area.

A railing of 288 m is required for fencing a semi-circular park. Find the area of the park.

A square park has area 4356 m^2 . Taking its one round is same as taking one round of another circular park. Find the area of the circular park.

The length of a rectangular park is twice its breadth and its perimeter is 840 m. Find the area of the park .

Find the area of a circular park with diameter 70 m.

The length and the breadth of a rectangular park are in the ratio 5:3 and its perimeter is 128m. Find the area of the park.