A rhombus (4 congruent sides, diagonals perpendicular)that is not also a square (no right angles), andis also a parallelogram (opposite sides parallel and congruent, opposite angles congruent). It is also a quadrilateral, which has 4 sides.
rectangle
A square, because congruent means equal.
Yes .But it depends what shape
A parallelogram cannot have only two congruent sides, nor only two congruent angles.
trapezoid
Rhombus.
A square
Angles and sides are congruent when they are identical. A shape with four identical sides and angles is a square.
Rhombus. Because a rhombus has congruent (egual in shape and size) sides, but has no right angles.
A shape with 4 right angles and 4 equal sides is a square. ==========================
polygon
A square
It is a square
rhombus
A Rectangle
A right trapezoid can have no congruent sides and two right angles.