Question

Work out the circumference of this circle.

Answer 1

given:

diameter= 13 cm

to find:

the circumference of the given circle.

solution:

$c = \pi \: d$

$c = 3.142 \times \: d$

$c = 3.142 \times 13$

$c = 40.846 \: cm$

hence, the circumference of the given circle is 40.846 cm