# 9.10: Quadrilateral Classification

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Congruent

Congruent figures are identical in size, shape and measure.Kite

A kite is a quadrilateral with distinct adjacent congruent sides.Parallel

Two or more lines are parallel when they lie in the same plane and never intersect. These lines will always have the same slope.Parallelogram

A parallelogram is a quadrilateral with two pairs of parallel sides.Quadrilateral

A quadrilateral is a closed figure with four sides and four vertices.Rectangle

A rectangle is a quadrilateral with four right angles.Rhombus

A rhombus is a quadrilateral with four congruent sides.Square

A square is a polygon with four congruent sides and four right angles.Trapezoid

A trapezoid is a quadrilateral with exactly one pair of parallel opposite sides.### Image Attributions

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Classify different types of quadrilaterals by their angles and side lengths.

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Date Created:

Oct 29, 2012
Last Modified:

Jul 08, 2015
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