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February 28, 2015

February 28, 2015

Posted by **Nena** on Friday, April 22, 2011 at 9:14pm.

where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the lenghth, in inches, of its other base?

Please for some sugesstions.

- Math -
**MathMate**, Friday, April 22, 2011 at 9:38pmA=h( b1+b2)/

**2**,

h=5

b=12

A=55

=>

55=5(12+b2)/**2**

Solve for b2.

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