Three parallelograms are shown below.
Why is each parallelogram a quadrilateral?
A
Each parallelogram has parallel sides
B.
Each parallelogram has the same area.
C.
Each parallelogram has exactly four sides
D.
Each parallelogram has sides that are the same length

Three parallelograms are shown below Why is each parallelogram a quadrilateral A Each parallelogram has parallel sides B Each parallelogram has the same area C class=