176k views
0 votes
Suppose the circumference of a circle is 4π. What is its radius?

User J C
by
7.6k points

1 Answer

1 vote
circumference=pi times radius times 2
4pi=circumerence
4pi=pi times r times 2
divide both sides by pi
4=r times 2
divide both sides by 2
2=r
the radius is 2 units
User Tsemer
by
6.8k points