Respuesta :

Answer:

The circumference of a circle is the perimeter of the circle. It is the total length of the boundary of the circle. The circumference of a circle is the product of the constant π and the diameter of the circle. ... The circumference is a linear value and its units are the same as the units of length. C=2πr

Answer:

[tex]2\pi \: r[/tex]

Step-by-step explanation:

Basically the perimeter of a circle. The way to find it would be

[tex]2 \times \pi \times r[/tex]