Yes. A parallelogram has congruent opposite sides as well as congruent opposite angles.
A rhombus, or, if there is a right angle, a square.
congurent angles are angles that have equal angles. Example, if you want to have equal angles, you have to have a shape that has equal sides
Yes it does.
a rhombus
equilateral
Regular
A square has that.
an equilateral triangle
An equilateral triangle.
Isosceles triangle
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.