No.
Yes
They equal 360 degrees.
If the parallelogram is a square or a rectangle, then there are four right angles, otherwise there are none.
a paralellogram.
No.
Yes
180 degrees.
They equal 360 degrees.
A square
If the parallelogram is a square or a rectangle, then there are four right angles, otherwise there are none.
a paralellogram.
A parallelogram in the form of a rhombus is a 4 sided quadrilateral with no right angles
paralellogram
A rectangle is a special case of a parallelogram in which all the interior angles are 90 degrees.
A rhombus if it has no right triangles, and a square if all the angles are right. The basic answer is a rhombus or square.
A quadrangle is a shape with 4 angles, such as a square, rectangle, or paralellogram. A four sided shape is called a quadrilateral.