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Ch4.8 Special Quadrilaterals: Parallelograms
1. Ch4.8_SpecialQuadrilateralsParallelograms.notebook November 01, 2011
Chapter 4.8
Special Quadrilaterals:
Parallelograms
Special Quadrilaterals
Parallelograms
Opposite sides are parallel
Opposite sides are ≅
Opposite angles are ≅
Diagonals bisect each other
2. Ch4.8_SpecialQuadrilateralsParallelograms.notebook November 01, 2011
Special Quadrilaterals
Rectangles
Diagonals are ≅
Parallelogram with 4 right <'s
Opposite sides are parallel
Opposite sides are ≅
Opposite angles are ≅
Diagonals bisect each other
Special Quadrilaterals
Rhombus
Diagonals bisect opposite
angles
Diagonals are perpendicular
bisectors of each other
Parallelogram with 4 ≅ sides
Opposite sides are parallel
Opposite sides are ≅
Opposite angles are ≅
Diagonals bisect each other
3. Ch4.8_SpecialQuadrilateralsParallelograms.notebook November 01, 2011
Special Quadrilaterals
Squares
A square is a
rhombus AND a
rectangle
Diagonals bisect opposite
angles
Diagonals are congruent and
are perp. bisectors of each other
Parallelogram with 4 ≅ sides and
4 right angles
Opposite sides are parallel
Opposite sides are ≅
Opposite angles are ≅
Diagonals bisect each other
Concept Map
Quadrilateral
Parallelogram
Rhombus
Rectangle
A RE
U
SQ
