Quadrilaterals

Quadrilaterals

1. Parallelograms

   • Opposite sides are congruent
   • Opposite angles are congruent
   • Opposite sides are parallel
   • Consecutive angles are supplementary
   • Diagonals bisect each other
   • Diagonal creates two congruent triangles
   • Rhombus
     • Sides are congruent
     • Angles are congruent
     • Diagonals form a right angle
     • Adjacent sides are supplementary
     • Diagonals bisect each other
     • Square
       • Square
         • Opposite sides are parallel
         • Angles are congruent
         • Sides are congruent
         • Diagonals are congruent
         • • Kite
             • Diagonals intersect at right angles
             • Two sets of congruent sides
             • No opposite side is congruent
       • Diagonals bisect each other at right angles
       • Diagonals bisect angles
     • Kite
   • Rectangle
     • All angles are right angles
     • Diagonals bisect each other
     • Diagonals create two congruent triangles
     • Consecutive angles are supplementary
     • Square

2. 4 sides

3. Trapezoid

   • One set of parallel sides
   • Isoceles Trapezoid
     • Isoceles Trapezoid
       • Two sets of congruent angles
       • Diagonals do not bisect

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