Adrianna wants to prove that a given quadrilateral is also a parallelogram. Which approach CANNOT be used to justify her proof? A) Show that both pairs of opposite angles are congruent.
B) Show that both pairs of opposite sides are congruent.
C) Show that the diagonals are congruent.
D) Show that all pairs of consecutive angles are supplementary.

you'll just earn points here

step-by-step explanation:

but which class are u may know that first

in geometry, parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch each other at any point are said to be parallel. by extension, a line and a plane, or two planes, in three-dimensional euclidean space that do not share a point are said to be parallel.