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CONSTRUCTION OF QUADRILATERALS

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SDSD

4 SIDED POLYGON

HAVING FOUR EDGES AND FOUR CORNERS.

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TYPES

SQUARE

All sides equal.

Opposite sides parallel.

All angles rights .

Diagonals equal.

Diagonals perpendicular bisectors of each other.

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RECTANGLE

Opposite sides equal.

Opposite sides parallel.

All angles right.

Diagonals equal.

Diagonals bisect each other.

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PARALLELOGRAM

Opposite sides equal.

Opposite sides parallel.

Diagonals bisect each other.

Opposite angles equal.

Sum of angles on the same side 180⁰.

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RHOMBUS

All sides equal.

Opposite sides parallel.

Diagonals perpendicular bisectors of each other.

Opposite angles equal.

Sum of angles on the same side 180⁰.

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TRAPEZIUM

Only one pair of opposite sides parallel.

Sum of angles on each on non parallel sides 180⁰.

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ISOSCELES TRAPEZIUM

Only one pair of opposite sides parallel.

Angles on each of parallel sides equal.

Non parallel sides equal.

Diagonals equal.

Sum of angles on each on non parallel sides 180⁰.

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I’ AM “KITE”

  • I’m a quadrilateral.
  • My adjacent sides are equal.

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WHO AM I

Only one pair of opposite sides parallel.

Sum of angles on each on non parallel sides 180⁰.

ANS

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TRAPEZIUM

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Sum of angles on the same side 180⁰.

Opposite sides equal.

Opposite sides parallel.

Diagonals bisect each other.

Opposite angles equal.

RHOMBUS

PARALLELOGRAM

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CONGRATULATIONS

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  • Name the quadrilaterals which have all sides equal

SQUARE, RHOMBUS

    • Name the quadrilaterals which have both diagonals equal

SQUARE, RECTANGLE

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THANK YOU