Question

find circumference of a circle if radius is 7 cm ​

Answer 1

Answer:

$circumference \: of \: circle \: = 2\pi \: r \\ radius \: = 7cm \\ \pi = \frac{22}{7} \\ = 2 \times \frac{22}{7} \times 7 \\ 44cm \\ 44cm \: answer$

Answer 2

Answer:

circumference=?

radius=7cm

C=2πr

=2*3.14*7

=43.96cm

so,

the circumference of a circle is 43.96cm