Question

Find the area of circle whose circumference is 11 cm.​

Answer 1

2πr = 11cm

=> 2 × 22/7 × r = 11cm

=> 44/7 × r = 11cm

=> r = 11 × 7/44

=> r = 77/44

=> r = 1.75cm

Answer 2

$Answer \: is \: 12.1\: cm ^2\: approx</p><p>$