Question

wside whose
a
Find the lisum forance of
area is 138 6 cm​

Answer 1

Answer:

Correct option is

A

132

Area of a circle of radius r =πr

2

=1386cm

2

7

22

×r

2

=1386cm

2

r

2

=441cm

2

r=21cm

Circumference of a circle of radius r =2πr

Circumference of circle of radius 21cm=2×

7

22

×21=132cm