4 vertices

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QUADRILATERALS
QUADRILATERALS

• 4 vertices

• 4 sides

• 4 angles

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QUADRILATERALS
QUADRILATERALS
360o
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(No Transcript)
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• Discuss and write down the properties of a
  trapezium with your friend.

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• One pair of opposite sides are parallel

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The PARALLELOGRAM
The PARALLELOGRAM

• Draw a parallelogram and try to find as many of
  its properties as you can.

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• Opposite sides are equal

• Opposite sides are parallel

• Opposite angles are equal

• Diagonals bisect each other

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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).

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The RHOMBUS
The RHOMBUS

• All sides are equal

• Opposite sides are parallel

• Opposite angles are equal

• Diagonals bisect each other at 90

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The RECTANGLE
The RECTANGLE

• How many properties belonging to the rectangle
  can you find?

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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

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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.

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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