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What is the area of a circle?

 Feb 23, 2015

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 #1
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$${\mathtt{\pi}}{\mathtt{\,\times\,}}{{\mathtt{r}}}^{{\mathtt{2}}} = {\mathtt{3.141\: \!592\: \!653\: \!589\: \!793\: \!2}}{\mathtt{\,\times\,}}{{\left(\underset{{\tiny{\text{Error: Unknown Identifier}}}}{{\mathtt{r}}}\right)}}^{{\mathtt{2}}}$$

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 Feb 23, 2015
 #1
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+5
Best Answer

$${\mathtt{\pi}}{\mathtt{\,\times\,}}{{\mathtt{r}}}^{{\mathtt{2}}} = {\mathtt{3.141\: \!592\: \!653\: \!589\: \!793\: \!2}}{\mathtt{\,\times\,}}{{\left(\underset{{\tiny{\text{Error: Unknown Identifier}}}}{{\mathtt{r}}}\right)}}^{{\mathtt{2}}}$$

Guest Feb 23, 2015

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