Question

23. In a circle of radius 21cm, an arc subtends an angle of 60° at the centre. Find area of major sector formed by an arc.​

Answer 1

Answer:-

231cm^2

Step-by-step explanation:

area of the major sector= 60/360 × area of the circle..

.

..

area= 60/360×πr^2

= 1/6× 22/7 × 21×21

= 231cm square unit..