Respuesta :
Answer: the radius of the circle
Step-by-step explanation:
The circumfrence of a circle is given by C=2(pi)r. So it is the radius(r) that is multiplied by 2pi to give the circumference.
Answer: the radius of the circle
Step-by-step explanation:
The circumfrence of a circle is given by C=2(pi)r. So it is the radius(r) that is multiplied by 2pi to give the circumference.