MATH- QUADRILATERALS

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WHAT AM I?

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Observe the following pictures.

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Describing
Quadrilaterals
Using Concrete
Objects or Models

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READ:
Hannah loves to play puzzles. Her older sister,
Gail, gave her a new wooden house puzzle as a
gift for her being a good sister. Hannah was so
happy and excited that she immediately fixed its
parts. She was completely satisfied after she
arranged every part of the Wooden house
puzzle.
How many shapes do you see in Hannah’s
wooden house puzzle?
Do all shapes look alike?
How many sides have each shape?

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Tell whether the given object is a quadrilateral or
not.

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A quadrilateral is a
polygon with 4 sides,
4 vertices and 4
angles

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The sum of the
angles for each
quadrilateral is 360°.

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There are different kinds of
quadrilaterals, but all have several
things in common: all of them have
four sides, have two
diagonals and the sum of their four
interior angles equals 360°.

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Put a check if the statement describes a
quadrilateral and cross if not.
1. The sum of the angles for each
quadrilateral is 360°.
2. Quadrilaterals are polygon.
3. Quadrilateral has 3 angles.
4. It has 4 vertices.
5. Any quadrilateral can be divided into
two equal triangle.

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Is it a quadrilateral or not?
1. The sum of the angles for each
quadrilateral is 360°.
2. Quadrilaterals are polygon.
3. Quadrilateral has 3 angles.
4. It has 4 vertices.
5. Any quadrilateral can be divided into
two equal triangle.

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Read:
Mikee loves to play robot but his parents
don’t have enough money to buy him robot.
He understands that his family needs to
spend their money wisely that is why he
thought of alternative way to have a robot.
Using different types of quadrilateral, he
can create a robot, can you help him?

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Here’s a list of different types of quadrilaterals with their names, figures and
properties:
Square
• All sides are
equal.
• All angles are
equal and
measure 90°.

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• Opposite sides
are parallel.
• Opposites sides
are equal.
• All angles are
equal and
Rectangle