Homework Help: Math

Posted by Steph on Sunday, February 7, 2010 at 12:45pm.

Two corresponding sides of similar polygons have the ratio 5:4. The perimeter of the smaller figure is 40, what is the perimeter of the larger figure...I need help trying to figure this out...and the steps!

Math - PsyDAG, Monday, February 8, 2010 at 11:04am
"Similar" is a vague term. If the polygons are congruent (the same shape), then

5:4::x:40 or

5/4 = x/40

Solve for x.
Math - Jacob, Saturday, January 8, 2011 at 1:43pm
20

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