Perimeter of a semi circle is 36cm, find its diameter.

If the perimeter of a semi-circle be 36 cm, then find its length of diameter.

If the perimeter of semicircle is 88 metres,what is the diameter of the circle ?

Length of a tangent segment drawn from a point which is at a distance 12.5 cm from the centre of a circle is 12 cm, find the diameter of the circle.

The circumference of a circle is 176 cm, find its radius.

The circumference of a circle is 176 cm, find its radius.

Diameter of a circle is 42 cm ,then find the area of the circle.

Diameter of a circle is 14 cm ,then find the area of the circle.

Diameter of a circle is 98 cm ,then find the area of the circle.

Diameter of a circle is 28 cm ,then find the area of the circle.

If the length of a half circular area is 36 cm ,then find the diameter of the circular area.