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Posted by on Sunday, January 2, 2011 at 2:58pm.

If Quadrilateral QRST is a parallelogram, which is not necessarily true?

a. Opposite angles are congruent. b. The diagonals bisect each other.

c. Angles are four right angles. d. Consecutive angles are supplementary.

  • geometry - , Sunday, January 2, 2011 at 3:04pm

    Hold on here - what is a rectangle? How does it differ from any other kind of parallelogram

  • geometry - , Tuesday, January 25, 2011 at 6:46pm


  • geometry - , Wednesday, October 19, 2016 at 3:48pm

    Which statement is true about angles 3 and 5?

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