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Mathematics 13 Online
OpenStudy (anonymous):

(one multiple choice)Geometry help, will medal and fan, it's about ratios

OpenStudy (anonymous):

picture of it

OpenStudy (mathstudent55):

The ratios of the lengths of sides and perimeters are the same. The ratio of the areas is the square of the ratio of the sides.

OpenStudy (anonymous):

So it would be multiple choice answer A correct?

OpenStudy (mathstudent55):

Ratio of perimeters and sides: \(\dfrac{larger}{smaller} = \dfrac{30}{12} = \dfrac{5}{2}\)

OpenStudy (mathstudent55):

The square of that is: \(\dfrac{25}{4} \)

OpenStudy (mathstudent55):

You are correct.

OpenStudy (anonymous):

Thanks so much :D

OpenStudy (mathstudent55):

wlcm

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