Question

Find the circumference

Answer 1

C=2πr

C=2π(1.9) cm

C=11.94 cm

Explanation:

radius of a circle (r)=1.9 cm

Circumference of a circle (C)=?

We know that,

C=2πr

C=2π(1.9) cm

C=11.94 cm

So, the circumference of the circle is 11.94 cm.