Question

the circumference of a circle is 62.8cm.find its area​

Answer 1

Answer:

Given- circumference = 62.8 cm

$2\pi \: r = 62.8$

$2 \times 3.14 \times r = 62.8$

$r = 10 \: cm$

$area \: of \: circle = \pi \: r {}^{2}$

$area = 3.14 \times 100$

$area = 314 \: cm {}^{2}$