Select all figures that can be proven to be parallelograms by the markings on the diagram

All the figures can be proven to be parallelograms by the markings.
The properties of parallelogram are:
Parallel opposite sides
Congruent opposite sides
Diagonals may or may not be congruent
Congruent opposite angles
Based on the above properties, all the figures can be proven to be parallelograms
Learn more about parallelograms:
brainly.com/question/11220936
#SPJ2