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A parallelogram has 2 sets of parallel sides. The opposite sides  are equal in length and opposite angles are equal. Examples of  parallelograms are squares, rectangles and â¦ rhombuses. You can find  the perimeter of a parallelogram by doubling the base+side length. 6 people found this useful.
A parallelogram is a quadrilateral. There are many different types of parallelograms. A rectangle, a square and a rhombus are all examples of parallelograms. The opposite angles of a parallelogram are always equal. Both pairs of opposite sides are also equal. Adjacent angles of a parallelogram always add up to 180 degrees. The sum of all four angles of a parallelogram is always 360 degrees. A hexagon has six equal sides and six equal angles. Each angle of a hexagon is 120 degrees, and the sum of all six angles is 720 degrees.