A polygon has an area of 100 square inches and one of its sides is 6 inches long. If a second similar polygon has an area of 36 square inches, what is the length of the corresponding side in the second polygon?

Question

anonymous · Answer

the ratio of corresponding side = sqrt 100 / sqrt 36 = 10 / 6  = 5 / 3

anonymous · Answer

can you continue from this?

anonymous · Answer

huh

anonymous · Answer

@joeywhite, can you explain how you arrived at that ratio?

anonymous · Answer

yes

the ratio of the  area of 2 similar polygons are the ratio of the squares of corresponding
sides

so ratio of corresponding sides = ratio of square roots of areas

anonymous · Answer

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