If the radius of a circle is 8 inches, find the radius of a circle whose area is four times as large.

Find the radius of a circle whose area is 616 cm^(2) .

If the radius of the circle is r then find the area of circle?

The radius of a circle is 14 cm. Find the radius of the circle whose area is double of the area of the circle.

The radius of a circle is 4m . What is the radius of another circle whose area is 25 times that of the first ?

The radius of the circle is 14 m. Find the radius of another circle whose area is one. fourth of the area of pervious circle.

The radius of a circle is 14cm. Find the radius of the circle whose area is double of the area of the circle.

Find the area of circle whose radius is 25 m

Find the area of a circle whose radius is 2.1 m.

The radius of a circular is 5 m. What is the radius of another circle whose area is 25 times that of the first?