Question

The circumference of a circular design is 2020 inches.

​

​​What is the length of its diameter?

​Use 3 . 143.14 as an approximation for \mathrm{\pi }π. ​

Answer 1

Diameter of the circle is twice it's radius D=2r.

Circumference of the circle is 2πr.

According to the above problem,

2π(radius)=20 inches

2(radius)=20/π=20/3.14

Diameter=6.37 inches

6.37 inches is the right answer.

Answer 2

The answer is 6.37 your welcome