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Warm-Up
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Types of Quadrilaterals (4-sided figures)
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A four sided figure with both pairs of opposite sides parallel
Parallelograms A four sided figure with both pairs of opposite sides parallel
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Some Special Properties of Parallelograms
Opposite sides are congruent Diagonals bisect each other Both pairs of opposite sides are parallel
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1. Solve for x.
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2. Solve for x.
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A parallelogram with 4 right angles
Rectangle A parallelogram with 4 right angles
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PQRS is a rectangle P Q S R
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Some Special Properties of Rectangles
All the properties of a parallelogram Diagonals are congruent 4 right angles
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PQRS is a rectangle P Q S R
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A parallelogram with 4 congruent sides
Rhombus A parallelogram with 4 congruent sides
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Some Special Properties of Rhombus
All the properties of a parallelogram Diagonals are perpendicular Diagonals bisect opposite angles 4 congruent sides
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3. Solve for x in this rhombus.
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Rhombus VY = mZVY = Z
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A parallelogram with 4 congruent sides & 4 right angles
Square A parallelogram with 4 congruent sides & 4 right angles
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Some Special Properties of Square
All the properties of a parallelogram, rectangle, & rhombus
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Solve for x and y in this square.
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Square 1. EJ = 2. HF = 4. mEJF 5. mHGF
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Kite A quadrilateral with 2 pairs of consecutive congruent sides, but opposites sides are NOT parallel
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Some Special Properties of Kite
Diagonals are perpendicular
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Solve for x in the kite.
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A quadrilateral with 1 pair of parallel sides called bases
Trapezoid A quadrilateral with 1 pair of parallel sides called bases
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Have only one pair of opposite sides that are parallel.
Trapezoids Have only one pair of opposite sides that are parallel. base leg
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Isosceles Trapezoid A quadrilateral with 1 pair of parallel sides called bases and non-parallel sides are congruent (legs)
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Some Special Properties of Isosceles Trapezoid
Diagonals are congruent
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Classwork Practice
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Homework Practice on All Shapes
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