ook at the shapes below to determine what attribute all of the shapes have in common.

An image shows a square, a right triangle, and a rectangle.

Which is another shape that could belong in the group?



A.
An image shows a parallelogram.
B.
An image shows a parallelogram.
C.
An image shows a trapezoid with two right angles.
D.
An image shows a trapezoid with no right angles.