-- A parallelogram is always a quadrilateral. -- A quadrilateral is sometimes a parallelogram.
In this case, the quadrilateral is sometimes a parallelogram.
A parallelogram must have 4 sides and so it must be a quadrilateral. However, the sides of a quadrilateral need not be parallel so a quadrilateral need not be a parallelogram.
always
Trapezoid, Parallelogram, Rhombus.
Yes, a parallelogram is always a quadrilateral.
-- A parallelogram is always a quadrilateral. -- A quadrilateral is sometimes a parallelogram.
In this case, the quadrilateral is sometimes a parallelogram.
A parallelogram must have 4 sides and so it must be a quadrilateral. However, the sides of a quadrilateral need not be parallel so a quadrilateral need not be a parallelogram.
A rectangle is always a quadrilateral and a parallelogram.
Always
always
No, because a parallelogram is always a 4 sided quadrilateral.
always
Diagonally opposite pairs of angles will always be equal, but the only time all angles in a quadrilateral parallelogram are equal is when that shape is a rectangle.
A quadrilateral with two pairs of parallel sides is always a parallelogram.
Trapezoid, Parallelogram, Rhombus.