Answer :
Circumference of a circle = pi x diameter
pi = 3.142159…….
diameter = 18
Circumference = 3.1421….. x 18
Circumference = 56.55 (rounded to the nearest tenth)
pi = 3.142159…….
diameter = 18
Circumference = 3.1421….. x 18
Circumference = 56.55 (rounded to the nearest tenth)