What Quadrilateral Has No Parallel Sides?

In India and Britain, they say trapezium ; in America, trapezium usually means a quadrilateral with no parallel sides.) An isosceles trapezoid

isosceles trapezoid
Find An Angle In A Trapezoid : Example Question #4

Explanation: All quadrilaterals' interior angles sum to 360°. In isosceles trapezoids, the two top angles are equal to each other. Similarly, the two bottom angles are equal to each other as well.

is a trapezoid whose non-parallel sides are congruent.

What Quadrilaterals have no parallel sides?

Explanation: The American term for such a quadrilateral is a trapezium, and the British term is a trapezoid. It is a quadrilateral that has no parallel sides.

What quadrilateral has no parallel or perpendicular sides?

A trapezoid is a quadrilateral with no parallel sides.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.