v996
contestada

in quadrilateral ABCD shown the two diagonals AC and BD intersect at point E

Which of the following statements, along with the given information, is both necessary and sufficient to prove that ABCD is a parallelogram?
A) AC 1 BD
B) AB CE and BE DE
C) AB CD and BS CE
D)m ABC + m/BAD - 180

in quadrilateral ABCD shown the two diagonals AC and BD intersect at point E Which of the following statements along with the given information is both necessar class=