Types of quadrilaterals

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QUADRILATERALS Polygons with four sides.

Transcript of Types of quadrilaterals

Page 1: Types of quadrilaterals

QUADRILATERALS

Polygons with four sides.

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Types of Quadrilaterals:Regular

TrapezoidsIrregular trapezoid

Parallelograms

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PARALLEL SIDES ARE SIDES THAT NEVER

MEET.

PARALLEL

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PARALLELOGRAM

It's a Quadrilateral with: Opposite sides that are parallel. Sides equal in length. Opposite angles that are equal.

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REGULAR TRAPEZOID

It's a quadrilateral with one pair of parallel sides.

PAIR OF PARALLEL SIDES

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IRREGULAR TRAPEZOID It's an irregular shape. Quadrilateral with no equal sides and no

equal angles. Quadrilateral with no parallel sides.

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Name the Quadrilaterals

12 3

4 5 6

parallelogramIrregular trapezoid

parallelogram

parallelogram trapezoid Parallelogram

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INTERIOR ANGLES

Interior angles of a quadrilateral always equal 360 degrees.

4 right angles4 x 90° = 360°