A Trapezium (can have two opposite sides parallel)
A kite has no parallel opposite sidesChat with our AI personalities
There are quadrilaterals that have no parallel sides. (basically, a quadrilateral is just any enclosed shape with 4 sides) But all quadrilaterals have angles.
Circle? -- any shape without sides . . . circle, ellipse, etc. -- any triangle -- any quadrilateral except trapezium and parallelogram -- any regular polygon with an odd number of sides
Any shape with four straight sides is a quadrilateral. A trapezoid has one pair of parallel sides, and a parallelogram has two pairs of parallel sides. So any shape with four straight sides and no parallel sides is a quadrilateral that is not a parallelogram or trapezoid.
Yes
No. A trapezoid must have one pair of parallel sides, and a parallelogram must have two pair.But a quadrilateral in general doesn't necessarily have any parallel sides.