Tuesday

September 23, 2014

September 23, 2014

Posted by **Kaley** on Monday, May 17, 2010 at 4:49pm.

- Geometry -
**Reiny**, Monday, May 17, 2010 at 6:16pmThe area of similar figures is proportional to the square of their sides.

So let the shortest side of the second quad be x

x^2/3^2 = 9A/A

x^2/9 = 9/1

x^2 = 81

x = 9

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