Find the area of the sector of a circle having radius 6 cm and of angle 30°.
Given:
Radius of circle = 6 cm
Angle of the sector = 30°
∵ Area of sector = 
× πr2
= 
× 3.14 × 6 × 6
= 3 × 3.14 = 9.42 cm2
Hence, the area of the sector is 9.42 cm2.
13
Find the area of the sector of a circle having radius 6 cm and of angle 30°.
Given:
Radius of circle = 6 cm
Angle of the sector = 30°
∵ Area of sector = × πr2
= × 3.14 × 6 × 6
= 3 × 3.14 = 9.42 cm2
Hence, the area of the sector is 9.42 cm2.