Answer : Radius of the circle = 21 cm we know that , circumference of the circle = 2πr 2 × 22/7 × 21 = 44 × 3 = 132cm Reply
Answer :
Radius of the circle = 21 cm
we know that ,
circumference of the circle = 2πr
2 × 22/7 × 21 = 44 × 3 = 132cm