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If a circle's circumference is 15 inches, what is its radius?

 

  1. $${\frac{{\mathtt{7.5}}}{{\mathtt{n}}}}$$
  2. $${\frac{{\mathtt{15}}}{{\mathtt{n}}}}$$ 
  3. 7.5n
  4. 15n
 Jan 30, 2015

Best Answer 

 #1
avatar+26363 
+5

If a circle's circumference is 15 inches, what is its radius ?

$$\small{\text{
$
C=15 $\ inches $\qquad $ radius $ = \dfrac{7.5 }{\pi} $\ inches
}}$$

 Jan 30, 2015
 #1
avatar+26363 
+5
Best Answer

If a circle's circumference is 15 inches, what is its radius ?

$$\small{\text{
$
C=15 $\ inches $\qquad $ radius $ = \dfrac{7.5 }{\pi} $\ inches
}}$$

heureka Jan 30, 2015

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