quadrilateral

quadrilateral

1. A four sided figure

2. Trapezoid

   • A quadrilateral with only one par of parallel sides
   • Isosceles trapezoid
     • A convex quadrilateral with a line of symmetry bisecting one pair of opposite sides

3. parallelagram

   • A four sided plane rectiliner figure with opposite sides parallel
   • Rectangle
     • A plane figure with four straight sides and four right angles
   • Rhombus
     • Square
       • A polygon with 4 sides of equal length and 4 right angle cornors
     • A parallelagram with opposite acute equal angles

4. kite

   • a kite is a quadrilateral whose four sides can be grouped into two pairs of equal-length sides that are adjacent to each other

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