Question

The area of a circle is 49 π cm². Its circumference is:

(a) 7 π cm

(b) 14 π cm

(c) 21 π cm

(d) 28 π cm​

Answer 1

Answer:

first you find raidus of Circle by formula of r

area of Circle A=πrsquare so radius is 7cm and circumference =2πr then answer is 14πcm