Question

How to do this question plz answer me step by step plzz plz ​

Answer 1

hope it helps

Explanation:

circumference of a circle = 2*pi*r = 2*pi*10 =20picm

Answer 2

20π cm

Explanation:

The circumference (C) of a circle is calculated as

C = 2πr ( where r is the radius )

Here r = 10 , thus

C = 2π × 10 = 20π cm