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# Quadrilaterals - PowerPoint PPT Presentation

Quadrilaterals. Kimberly A. Yuretich. Objectives. To identify any quadrilateral, by name, as specifically as you can, based on its characteristics. Quadrilateral. a quadrilateral is a polygon with 4 sides. Specific Quadrilaterals.

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Presentation Transcript

Kimberly A. Yuretich

Objectives
• To identify any quadrilateral, by name, as specifically as you can, based on its characteristics
• a quadrilateral is a polygon with 4 sides.
• There are several specific types of quadrilaterals. They are classified based on their sides or angles.
Parallelogram
• Two pairs of parallel sides
• opposite sides are actually congruent.
Rhombus
• Still has two pairs of parallel sides; with opposite sides congruent.

4 in.

4 in.

4 in.

4 in.

Rectangle
• Still has two pairs of parallel sides; with opposite sides congruent.
• Has four right angles

A square is a specific case of both a rhombus AND a rectangle, having four right angles and 4 congruent sides.

Square
• Still has two pairs of parallel sides.
• Has four congruent sides
• Has four right angles
Trapezoid
• has one pair of parallel sides.

Isosceles trapezoid

trapezoids

(Each of these examples shown has top and bottom sides parallel.)

Example of a Kite

4 in.

2 in.

2 in.

4 in.