Waldo and Freddy caught fish one weekend .the dot plot show the lengths of the fish they caught

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base