Question

Can somewone help me to calculate ca the perimter of a round that is 3,16m diameter?

Answer 1

Explanation:

Perimeter is

r × 2 × pi

r is the radius

pi is about 3.1415

you have a diameter at 3.16

radius is half the diameter

so

3.16÷2 = 1.58

put it into equation

1.58 × 2 × 3.1415

= Answer