Quadrilatels

Quadrilatels

1. Parallelograms

   • rhombus
     • 4 congruent sides
     • opposite sides are parallel
     • Square
       • Diagonals bisect its angles
     • diagonal lines have 90 degree angles
   • Rectangle
     • Square
       • 4 congruent sides
     • 4 right angles
     • opposite sides are equal
   • opposite sides are parallel
   • Opposite sides are congruent
   • opposite angles are congruent
   • Consecutive angles are supplementary
   • if one angle if right, then all angles are right
   • all sides are equal
   • Trapizoid
   • Kite

2. 4 sides

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