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The areas of two similar rectangles are 180 ft.² and 320 ft.². What scale factor applied to the smaller rectangle will give the larger rectangle?

The areas of two similar rectangles are 180 ft.² and 320 ft.². What scale factor applied to the smaller rectangle will give the larger rectangle?
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5 votes
The areas of two similar rectangles are 180 ft.² and 320 ft.². What scale factor applied to the smaller rectangle will give the larger rectangle?

User Maccartm
by
8.2k points

1 Answer

2 votes
The ratio of areas is the square of the scale factor, so that factor is
√(320/180) = 4/3
User JasonMc
by
7.6k points
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