1. QUADRILATERALS QUADRILATERALS
DifferEnt
types of
QUADRILATERALS
DifferEnt
types of
QUADRILATERALS
A powerpoint presentation by
Carmelo Ellul
Head of Department (Mathematics)

2. QUADRILATERALS QUADRILATERALS General Properties Trapezium
Click button to select a quadrilateral.
General Properties
Trapezium
Parallelogram
Rhombus
Rectangle
Square

3. QUADRILATERALS QUADRILATERALS . . . . 4 vertices B 4 sides 4 angles A

4. The sum of ALL the angles of a quadrilateral is 360o
QUADRILATERALS
QUADRILATERALS A . B C D
360o C . A D B
The sum of ALL the angles of a quadrilateral is 360o

5. The sum of ALL the angles of a quadrilateral is 360o
QUADRILATERALS
QUADRILATERALS A . B C D
360o
The sum of ALL the angles of a quadrilateral is 360o
END SHOW

6. The TRAPEZIUM
Discuss and write down the properties of a trapezium with your friend.

7. The TRAPEZIUM
One pair of opposite sides are parallel

8. The TRAPEZIUM One pair of opposite sides are parallel MAIN MENU
END SHOW

9. The PARALLELOGRAM The PARALLELOGRAM
Draw a parallelogram and try to find as many of its properties as you can.

10. The PARALLELOGRAM Opposite sides are equal Opposite sides are parallel
Opposite angles are equal
Diagonals bisect each other

11. The PARALLELOGRAM Opposite sides are equal Opposite sides are parallel
Opposite angles are equal
Diagonals bisect each other
MAIN MENU
END SHOW

12. The RHOMBUS The RHOMBUS
Draw a rhombus of side 6 cm and discuss the properties of the rhombus with your friend (you can use a dictionary if you want).

13. The RHOMBUS The RHOMBUS All sides are equal
Opposite sides are parallel
Opposite angles are equal
Diagonals bisect each other at 90°

14. The RHOMBUS The RHOMBUS All sides are equal
Opposite sides are parallel
Opposite angles are equal
Diagonals bisect each other at 90°
MAIN MENU
END SHOW

15. The RECTANGLE The RECTANGLE
How many properties belonging to the rectangle can you find?

16. The RECTANGLE The RECTANGLE Opposite sides are equal
Opposite sides are parallel
All angles are right angles (90o)
Diagonals are equal and bisect one another

17. The RECTANGLE The RECTANGLE Opposite sides are equal
Opposite sides are parallel
All angles are right angles (90o)
Diagonals are equal and bisect one another
MAIN MENU
END SHOW

18. The SQUARE
The SQUARE
Play a game with your friend. In one minute each of you must write as many properties the square has on a piece of paper. The one with the greatest number of correct properties is the WINNER.

19. The SQUARE The SQUARE All sides are equal Opposite sides are parallel
All angles are right angles (90o)
Diagonals are equal and bisect one another at right angles

20. The SQUARE The SQUARE All sides are equal Opposite sides are parallel
All angles are right angles (90o)
Diagonals are equal and bisect one another at right angles
MAIN MENU
END SHOW