Homework Help: geometry

Posted by Tori on Thursday, February 10, 2011 at 9:13pm.

A rectangle with an area of 32 inches squared has one side measuring 4 inches. A similar rectangle has an area of 288 inches squared. How long is the longer side in the larger rectangle?

geometry - helper, Thursday, February 10, 2011 at 9:24pm
Similar figures have corresponding sides, areas and perimeters in the same proportion.

32 : 288 = 4 : x
32/288 = 4/x
cross multiply
32x = 1152
x = ?
geometry - Anonymous, Thursday, May 17, 2012 at 7:31pm
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