Question

1. Take
Find the circumference of each circle.
22
7
(1) diameter 49 cm
(10) radius 35 cm
2 Take 3.14
(1) diameter - 15 cm
(u) radius 4.5 cm
(II) radius = 2.1 m
(iv) diameter = 9.8 m
(II) radius - 200 mm
22
(iv) diameter = 2.5 m​

Answer 1

2πR,1)2×22/7×49/2=154CM, 2)2×22/7×35=220CM, andso on ...