Question

15. The area of a circle is 49π cm. Its circumference is
(a) 7π cm (b) 14π cm (c) 2π cm (d) 28π cm​

Answer 1

Answer:

.14π cm

Explanation:

let the radius be r cm

area of circle =

πr^2 = 49π

r ^2 = 49

r = √49

r = 7

circumference = 2π

= (2 *22/7 * x7) cm

=14 cm

hope it helps u