a pentagon
rhombus. The rhombus is a quadrilateral with all sides equal in length. It is also a parallelogram, so opposite sides are parallel and equal in length, and opposite angles are equal.
Yes, the opposite angles in a regular quadrilateral are equal.
A square
rectangle
A kite.
There are many types of polygons to memorize. A parallelogram is a quadrilateral, where the opposite or facing sides are equal in length and the opposite angles are equal.
A parallelogram is a quadrilateral with opposite sides that are parallel and equal in length, and opposite angles that are equal. Two ways to describe a parallelogram could be as a shape with opposite sides that are both parallel and equal in length, or as a shape with opposite angles that are equal.
A rhombus is a 4 equal sided quadrilateral with equal opposite acute angles and equal opposite obtuse angles with diagonals that bisect each other at right angles.
rhombus
A rectangle.
A quadrilateral with four sides of equal length is called a rhombus. In addition to having equal side lengths, a rhombus also has opposite angles that are equal and adjacent angles that are supplementary. If all angles are right angles, it is specifically a square, which is a special type of rhombus.
A quadrilateral with two pairs of equal sides and two pairs of opposite angles that are equal is known as a parallelogram. In a parallelogram, opposite sides are equal in length, and opposite angles are equal in measure. Additionally, the sum of the interior angles is always 360 degrees. Examples of parallelograms include rectangles, rhombuses, and squares.