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suter [353]
3 years ago
11

I need help with 7th grade math please 45 points need help ASAP + brainleist

Mathematics
2 answers:
belka [17]3 years ago
6 0

Answer:

<u>2.5 feet</u>

Step-by-step explanation:

Circumference = 2πr

Solving :

  • 15.7 = 2 x 3.14 x r
  • 5 = 2r
  • r = 5/2
  • r = <u>2.5 feet</u>
melamori03 [73]3 years ago
4 0

Answer:

2.5 feet

Step-by-step explanation:

Circunference= C = \pi d

15.7 = 3.14 · d

\frac{15.7}{3.14} = d

5 = d

And,

d = 2r

So,

5 = 2r

\frac{5}{2}= r

2.5 = r

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