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Mathematics 14 Online
OpenStudy (anonymous):

The perimeter of an octagon is 32 inches and its longest side is 6 inches. What is the longest side of a similar octagon with a perimeter of 24 inches?

OpenStudy (campbell_st):

this uses ratio... let x be the length of the side in the smaller octogon \[\frac{24}{32} = \frac{x}{6}\] just solve for x multiply both sides by 6 and evaluate

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