PROJECT ON QUADRILATERALS
DEFINITION OF QUADRILATERALS A FOUR
SIDES FIGURE IS CALLED QUADRILATERALS.
D
A
C
B
TYPES OF QUADRILATERALS 1. 2. 3. 4. 5.
TRAPEZIUM PARALLOGRAM RHOMBUS RECTANGLE SQUARE
TRAPEZIUM IN A QUADRILATERAL
ONE PAIR OF OPPOSITE SIDES IS PARALLEL IS CALLED TRAPEZIUM. D
C
h A
h B
PARALLELOGRAM
IN A QUADRILATERL WHOSE BOTH PAIR OF OPPOSITE SIDES ARE PARALLEL IS CALLED PARALLELOGRAM B
A
C
D
RHOMBUS • IN A QUADRILATERL WHOSE OPPOSITE SIDES ARE PARALLEL AND EQUAL IS CALLED RHOMBUS. D
A
C
B
RECTANGLE • IN A PARALLELOGRAM IF ONE ANGLE IS 90° (IN CASE ALL ANGLES ARE 90° ) IS CALLED RECTANGLE D
A
C
B
SQUARE • IF ONE ANGLE OF A RHOMBUS IS 90° IS CALLED A SQUARE. D
C
A
B
PRESENTED BY MATH MISTRESS:MRS.RAVINDER KAUR (M.A. B.ED)