Write a proof.

1. Prove: If the diagonals of a parallelogram are perpendicular, then the parallelogram is a rhombus.
2. Prove: If the diagonals of a parallelogram are congruent, then parallelogram is a rectangle.

1 answer

Take a look here:

http://www.algebra.com/algebra/homework/Geometry-proofs/Geometry_proofs.faq.question.392003.html
Similar Questions
  1. PARALLELOGRAMProof Directions: Complete the proof to the right using the statements and reasons. LE = LC Given: EFCG is a
    1. answers icon 1 answer
  2. NOT ALL REASONS WILL BE USED!PARALLELOGRAM Proof Directions: Complete the proof to the right using the statements and reasons.
    1. answers icon 1 answer
  3. NOT ALL REASONS WILL BE USED!PARALLELOGRAM Proof Directions: Complete the proof to the right using the statements and reasons.
    1. answers icon 1 answer
    1. answers icon 0 answers
more similar questions