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January 29, 2015

January 29, 2015

Posted by **Anonymous** on Monday, March 16, 2009 at 8:05pm.

square

rhombus

parallelogram

rectangle

i believe the answer is the square and rectangle.

- math -
**Angie**, Monday, March 16, 2009 at 8:06pmI think so too.

- math -
**Anonymous**, Monday, March 16, 2009 at 8:07pmwhat about a parallelogram?

- math -
**Angie**, Monday, March 16, 2009 at 8:09pmOnly rectangles (squares included) have congruent diagonals, because all their angles are congruent (90 degrees). If you have angles larger or smaller than 90 degrees it makes the diagonals different lengths.

- math -
**Anonymous**, Monday, March 16, 2009 at 8:12pmoh yeah, that's right. Thank you very much!

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