square(answered by a two year old)
Angles and sides are congruent when they are identical. A shape with four identical sides and angles is a square.
A square, because congruent means equal.
a regular polygon
none exist.
Rhombus.
rectangles and squares have
trapezoid
a congruent shape HAS TO HAVE ALL CONGRUENT ANGLES OR IT WOULDNT BE A CONGRUENT sHAPE
it is a rhombus
no triangle do not have four congruent angles
A Rectangle
A shape that has four straight sides and four angles is defined as a quadrilateral. If all four angles are right angles, it is a rectangle, and if all four sides are congruent, it is a square.