Polygons

Polygons

1. triangles

   • sides
     • equilateral, isosceles, scalene
   • angles
     • acute angles, rectangles, obtuse angles

2. Quadrilaterals

   • parallelograms
     • square, rhombus, rhomboid rectangle
   • trapezoids
     • right trapezoid, isosceles trapezoid, scalene trapezoid

3. pentagons

   • 5 angles
     • less than 180º o five angles
   • 5 sides
     • regular, irregular

4. hexagon

   • sides 6
     • regular, irregular
   • angles 6
     • 120º six angles