The area of a sector of a circle of radius10 cm cut off by an arc which is 22 cm long is ______________

The circumference of a circle is 44 cm. Its area is _______________

The radius of circle is 14 m, then the circumference of a circle is:

A sector which makes an angle of at the centre is known as a ____________

Find the circumference of a circle with diameter 10 cm(in cm)

Find the diameter of a circle whose area is 154 sq cm.

If the ratio of circumference of two circles is 5: 7, the ratio of their area is:

How many plants will be there in a circular bed whose outer edge measures 30 cm allowing 4 sq cm for each plant?

If the area of a circle is ,  then the radius of the circle is _________________

A wire bent in the form of a circle of radius 42 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by: