Question

What is the circumference of a circular park with a radius of 100 meters? (Round your answer to the nearest tenth.)

Answer 1

Radius = 100m
Circumference of a circle = 2πr
= 2 × π× 100
=628.31m

Answer 2

Circumference=2πr
=2×22/7×100 m
=4400/7 m
=628.57 m
=630 m