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4 votes
Any know how to do this

Any know how to do this-example-1

2 Answers

6 votes
The answer is D hope i helped
User Lorenzo Montanari
by
6.2k points
5 votes
Circumference is what we need to know.
The formula is πd.
Diameter is twice the radius.
2 x 15 = 30
30 x 3.14 = 94.2
1/3 of the length means dividing it by 3.
94.2 ÷ 3 = 31.4
The answer is D.
Hope this helps!
User Yorjo
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6.3k points