I need help prove that the quadrilaterals are a parallelogram

The only shape you can make is a parallelogram. If both pairs of opposite angles of a quadrilateral are congruent, then it's a parallelogram (converse of a property). If the diagonals of a quadrilateral bisect each other, then it's a parallelogram (converse of a property).

Step-by-step explanation:

If both pairs of opposite angles of a quadrilateral are congruent, then it's a parallelogram. If the diagonals of a quadrilateral bisect each other, then it's a parallelogram.

Step-by-step explanation:

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

happy to

pls mark as brainliest

the answer is a beach is the best place to be