Posted by **Amanda** on Saturday, April 2, 2011 at 5:42pm.

The scale factor of two similar triangles is 2/5. if the perimeter of the small triangles is 80 cm, what is the perimeter of the large triangle?

- Geometry -
**PsyDAG**, Sunday, April 3, 2011 at 11:30am
5/2 = x/80

Solve for x.

- Geometry -
**porsha**, Sunday, June 5, 2011 at 7:04pm
200 cm

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