62.4k views
1 vote
5.
The area of a circle is 40 mm²,
determine the circumference.

1 Answer

3 votes

Answer: the formula to find circumference is C=2times pie which is 3.14 times the radius. Radius is half of the diameter which in this case I believe would be 20 times that by 3.14 and get 62.8 then times that by two which gives you the answer of 125.6

Step-by-step explanation: correct me if I’m wrong

User Doan Bui
by
3.8k points