Question

find the area of a quadrant of a circle whose circumference is 22​

Answer 1

given circumference= 22

circumference of quadrant=πr/2

therefore, 22/7×r/2=22

22/7×r= 44

r=44×7/22

r=14

now finding area of quadrant

=1/4πr^2

=1/4×22/7×14×14

Area =154