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April 18, 2014

# Homework Help: math

Posted by nicole on Thursday, April 15, 2010 at 9:36am.

Which of the following conditions does not ensure that a quadrilateral is a parallelogram?

Answer choice: a) the diagonals bisect each other b) both pair of opposite sides are parallel
C)a pair of opposite angles are congruent d) all of the above

• math - bobpursley, Thursday, April 15, 2010 at 10:00am

The diagonals of a trapezoid bisect each other, and a trapezoid is not a parallelogram.

• math - nicole, Thursday, April 15, 2010 at 11:06am

so bob the answer is a?

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