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Mathematics 12 Online
OpenStudy (jessiegonzales):

MEDAL!!!! PLEASE HELP!~!@!! 6, Name the minor arc and find its measure. A. arc ADB;186* B. arc AB;186* C. arc ADB;174* D. arc AB;174* I thought the answer was A but it says minor arc? So my answer is now D?

OpenStudy (jessiegonzales):

OpenStudy (studygurl14):

D is correct

OpenStudy (jessiegonzales):

thanks :) Mind helping with another?

OpenStudy (studygurl14):

Sure

OpenStudy (jessiegonzales):

3. The figure below are similar What are a) the ratio of the perimeters are b)the ratio of the areas of the larger figure to the smaller figure? The figures are not drawn to scale. A. 5/2 and 25/4 B. 5/2 and 6/4 C. 7/2 and 25/4 D. 7/2 and 7/4

OpenStudy (jessiegonzales):

OpenStudy (studygurl14):

The ratio of the perimeters would be \(\large\frac{30}{12}\) How would you simplify that fraction?

OpenStudy (jessiegonzales):

15/6

OpenStudy (studygurl14):

yes, but it can be simplified further

OpenStudy (jessiegonzales):

7/3?

OpenStudy (studygurl14):

No... \(\Large\frac{15}{6}\rightarrow\frac{15\div3}{6\div3}\rightarrow\frac{5}{2}\)

OpenStudy (jessiegonzales):

oh now I see how about the second part?

OpenStudy (studygurl14):

for the second part, take that ratio up there^ and square it \(\Large(\frac{5}{2})^2\)

OpenStudy (studygurl14):

\(\large\rightarrow\Large\frac{5^2}{2^2}\rightarrow\frac{25}{4}\)

OpenStudy (jessiegonzales):

A is the answer :) thanks

OpenStudy (studygurl14):

anytime :)

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