This document defines and describes several types of quadrilaterals: a trapezium has one pair of parallel sides, a parallelogram has both pairs of sides parallel, a rectangle is a parallelogram with right angles, a rhombus is an equal-sided parallelogram, a square is an equal-sided rectangle, and a kite has two pairs of consecutive equal sides.

4. TRAPEZIUM

5. TRAPEZIUM
 A quadrilateral whose one pair of opposite
sides are parallel, is called a Trapezium.

6. PARALLELOGRAM

7.  A quadrilateral whose both pair of opposite
sides are parallel, is called a parallelogram.

8. RECTANGLE

9.  A parallelogram whose one angle is a right
angle, is called a Rectangle.

10. RHOMBUS

11.  A parallelogram whose all sides are equal, is
called a Rhombus.

12. SQUARE

13.  A parallelogram whose one angle is right
angle and all sides are equal, is called a
Square.

14. KITE

15.  A quadrilateral having two distinct
consecutive pairs of sides of equal length, is
called a Kite.