Thursday
July 31, 2014

Homework Help: Math problem

Posted by Alex on Tuesday, February 12, 2013 at 11:21pm.

The area of a triangle is equal to 1/2 the hight times the base. A triangle has a height of 10 and a base of 20. If the height of the triangle is increased by 10% and the base is decreased by 10%, then the area of the new triangle formed___________. ?
a)stayed the same b) decreased by 1%
c) increased by 1% d) decreased by 10%

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