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Quadrilateral Classification

Categories of quadrilaterals based on sides and angles.

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Quadrilateral Classification

Vocabulary

Congruent

Congruent

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

Kite

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

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

Parallelogram

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

Quadrilateral

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

Rectangle

A rectangle is a quadrilateral with four right angles.
Rhombus

Rhombus

A rhombus is a quadrilateral with four congruent sides.
Square

Square

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

Trapezoid

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

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