Write the area of the sector of a circle whose radius is `r` and length of the arc is `l` .

What is the area of the sector of a circle whose radius r and length of the arc is l.

Find the area of the sector of a circle of radius 8 cm and arc with length 15 cm.

Find the area of the sector of a circle of radius 8 cm and arc with length 15 cm.

Find the area of the sector of a circle of radius 6 cm and arc with length 15 cm.

The area of the sector of a circle of radius 6 cm and length of the arc of the sector as 22 cm is

The angle at the center of a sector of a circle of radius 42 cm is 120^@ .Find the length of the arc producing the sector and also the area of the sector of the circle.

The area of a sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is

Prove that the area of a sector of a circle of radius r and an arc of length s is 1/2 rs.