parallelogram
A right trapezoid.
parallelogram... slanted rectangular box.. therefore no right angles
i have a feeling its a rhombus
a tetrahedon
A shape with opposite sides parallel and of the same length and four right angles is a rectangle.
A rectangle has two right angles and parcel sides
A rhombus has 4 sides of equal length, opposing parallel sides, and no right angles
A rhombus
A parallelogram.
parallelogram
A shape that has exactly 4 sides, 2 right angles and one pair of parallel sides is a rectangle. ~T
A square
A square
A square
It is a square
The shape you are looking for is a quadrilateral. If you have a square, all angles MUST be right angles. A parallelogram can also have 4 equal sides in length and parallel sides, but a parallelogram doesn't have right angles.