It is a square or a rectangle where each interior angle is a right angle of 90 degrees.
A rectangle, or could be a square if lengths are the same.
A regular quadrilateral is a square and each angle is 90 degrees (i.e. a right angle).
A quadrilateral can have four right angles.
A quadrilateral where each angle is a right angle is called a rectangle. In addition to having four right angles, a rectangle also has opposite sides that are equal in length. If all four sides are of equal length, it is specifically termed a square. Thus, all rectangles are quadrilaterals, but not all quadrilaterals with right angles are rectangles unless they also have equal opposite sides.
Quadrilateral means four sides. Four right angles and four sides is a rectangle and if the sides are equal length it is a square.
a square or a rectangle
A rectangle or a square.
That is called a rectangle.
A square or a rectangle
A Square and a Rectangle. NOT a parallelogram, nor a rhombus, nor a kite. nor a trapezium.
A rectangle, or perhaps a square.
A square or a rectangle
rectangle
A rectangle, or could be a square if lengths are the same.
Either a square or a rectangle
Can be a Parallelogram, a Rhombus, A Kite, or a Trapezium. However, A kite may display one right angle, depending on its angular measure. An Asymmetric Trapezium may also display two adjacent right angles. A Symmetric Trapezium does NOT have any right angles. NB A Square has four right angles. A RECTANGLE has four right angles. The word 'Rectangle' is from its Latin base , meaning 'Right(rect) Angles).
A regular quadrilateral is a square and each angle is 90 degrees (i.e. a right angle).