Eneko and diego
- 2. TRIANGLE A three sided polygon. The sum of all the angles is always 180º. Hight Base Base AREA: Base x height 2
- 4. RHOMBUS A four sided polygon having all four sides of equal lenght. D d AREA: D x d 2
- 5. TRAPEZOID A four sided polygon having one pair of parallel sides. They are called the bases of the trapezoid. B b H AREA: (B + b) x H 2