A triangle.
4 sides
An impossibility. By definition a quadrilateral with 4 congruent sides must have congruent adjacent angles.
A SQUARE is the only one that satisfies the conditions.
No it has 4 congruent angles and 2 sets of congruent sides
A square.
A square or a rhombus both have 4 congruent sides
A square
a square it has 4 sides and 4 angles
Any rectangle.
yes that is possible to have 0,2,3,or 4 congruent sides
4
a square