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2 votes
Find the area of a circle with a circumference of 31.4 units.

User Yoichi
by
3.8k points

2 Answers

4 votes

Answer:

I agree with you. that is what I got too

User David Weber
by
4.3k points
1 vote

Answer:

area = 78.46

Explanation:

31.4 = 2pi * r

divide 31.4 by 2 and get 15.7

15.7 = pi * r

divide 15.7 by pi and get

4.997 = r

(4.997^2) * pi = 78.46

User Streetparade
by
4.5k points