Mathematics, 27.06.2019 08:50 cordobamariana07
Aphotograph of a full moon is enlarged so that the diameter is 8 times larger. how much larger is the circumfrence?
Answers: 2
![\bf \textit{circumference of a circle}\\\\ C=2\pi r~~ \begin{cases} r=radius\\ \cline{1-1} r=8r \end{cases}\implies \stackrel{\textit{is 8 times larger than that of the original}}{C=2\pi (8r)\implies C=\stackrel{\downarrow }{8}[2\pi r]}](/tpl/images/0022/7310/1c652.png)
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Aphotograph of a full moon is enlarged so that the diameter is 8 times larger. how much larger is th...
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