Find the area of the sector of a circle of angle `120^(@)`, if the radius of the circle is 21 cm.

Find the area of a sector of a circle of angle 60^(@) , the radius of the circle being 7 cm .

The angle at the center of a sector of a circle is 60^@ and the radius of the circle is 21 cm.Find the perimeter and the area of the sector of the circle.

Find the area of the sector of a circle with radius 4cm and angle 30^@ . Find the area of the corresponding major sector.

Find the area of the sector of a circle with radius 5 cm and angle 60^@ .

Find the area of the segment AYB of circle, if radius of the circle centered at O is 21 cm and /_A O B\ =\ 120^o

Find the area of a segment of a circle; given that the angle of the sector is 120^(^^)@ and the radius of the circle is 21cm.

The area of a sector of a circle 1/20 the area of the circle Find the sector angle.

Find the area of sector of a circle with radius 4 cm and angle 60^@ .

Find the area of the sector of a circle with radius 4cm and of angle 30^(@) Also,find the area of the corresponding major sector