Question

What's a circumference?

Answer 1

Answer:

In geometry, the circumference is the perimeter of a circle or ellipse. That is, the circumference would be the arc length of the circle, as if it were opened up and straightened out to a line segment. More generally, the perimeter is the curve length around any closed figure.

formula of circumference: C=2πr

Answer 2

Answer: Circumference is the distance around the outside of a circle.

Step-by-step explanation:

the distance around something. Circumference is the distance around the outside of a circle, and the formula is pi multiplied by the diameter. via. Study.com