Question

Area of circle is 55.44cm^2.find the circumference

Answer 1

Step-by-step explanation:

area of circle =55.44cm^2

πr^2=55.44

r^2=55.44/π

r^2=55.44/3.14

r^2=17.65

r=√17.65

r=4.2cm

circumference or circle=2πr

=2×3.14×4.2

=26.376cm