Question

What is a circumference of a circle with a dimeter of 1 inch (use 3.14)​

Answer 1

Given diameter = 1 inch

radius= D/2 = 1/2 = 0.5 inch

Circumference of circle = 2πr = 2×3.14×0.5= 3.14 inch

Answer circumference of a circle is 3.14 inch