Question

find the radius of a circle whose area is 2200cm square

Answer 1

hi dear here is your answer.......

Area of circle=πr^2
area=2200cm
π=22/7
To find radius
put value in formula
2200=22/7×r^2
2200×7/22=r^2
15400/22=r^2
700=r^2
r=
$\sqrt{700}$

hope it helps you☺️☺️☺️