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Mathematics 10 Online
OpenStudy (anonymous):

PLease help :) Circle A has a center of (3, 4) and a radius of 5. Circle C has a center of (0, −1) and a radius of 2. Prove that the two circles are similar.

OpenStudy (dangerousjesse):

OpenStudy (dangerousjesse):

All \(circles\) are similar, though.. Maybe they mean compare the perimeters?

OpenStudy (dangerousjesse):

\(\large \frac{r_{1}}{2\pi r_1}=\frac{r_2}{2\pi r_2}\)?

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