Types of quadrilaterals


The types of quadrilaterals can be classified by relationships of their sides and angles.


Parallelogram: A four-sided polygon with two pairs of parallel and equal sides. The following is a parallelogram.

parallelogram
Rectangle: A rectangle is a parallelogram with 4 right angles. The following is a rectangle.

Rectangle
Square:A square is a rectangle with 4 equal sides.The following is square

Square
Rhombus: A rhombus is a parallelogram with 4 equal sides. The following is a rhombus.

Rhombus
Trapezoid: A trapezoid is a quadrilateral with only one pair of parallel sides. The following are trapezoids.

Scalene trapezoid: A scalene trapezoid is a trapezoid with no equal sides.The following is a scalene trapezoid

Scalene trapezoid
Right-angled trapezoid: A right-angled is a trapezoid with two right angles. The following is a right-angle trapezoid.

Right trapezoid
Isosceles trapezoid: In an isosceles trapezoid, non-parallel sides are equal. The following is an isosceles trapezoid.

Isosceles trapezoid

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