Of the regular polygons, only two quadrilateral shapes have all right angles:
the rectangle and the square (all sides equal).
These are types of parallelograms (4 right angles, 2 sets of parallel opposite sides).
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A right angle is 90 degrees and the 4 interior angles of a square and a rectangle are all right angles.
A shape with no right angles but is still a quadrilateral is called a rhombus. A rhombus has four sides of equal length and opposite sides that are parallel to each other. Although its angles are not right angles, they are all congruent.
hexagon and octagon.
It is a square
Rectangle