Question

find the circumferenrc of circle
radius 2cm​

Answer 1

CIRCUMFERENCE =

$2\pi \: r$

$2 \times 22 \div 7 \times 2$

$88 \div 7$

$12.57cm$

Answer 2

Answer:

circumference= πr²

radius=2

circumference=πr²

= 22/7X 2²

= 22/7X4

=88/7

= 12.56