how can we prove that parallelogram has parallel sides??

What is the name of a parallelogram that has 2 pairs of equal sides but is NOT a parallelogram?

What is the area of a parallelogram where the base= 3x+1 and the height= 9. I know the area is base*...

can a trapezoid and a parallelogram with the same base and height have the same area ?

The figure below is a parallelogram. Which statement must be true?

What is the area of a parallelogram if the base is 13in and the prism is 11in?

What is the area of a parallelogram with a base of 0.75 cm and a height of 0.50 cm (to the nearest t...

What is the area of a parallelogram with a base of 0.50 cm and a height of 0.25 cm (to the nearest t...

What is the area of a parallelogram that has a base 5 inches longer and a height 5 inches taller tha...

What is the area of a parallelogram with a base of 7in. and a height of 8in. ?(1 point) Responses...

What is the area of a parallelogram with a base of 11ft and a height of 8ft?(1 point) Responses...

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