Area of Polygons

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• Triangles

  • Right Triangle
  • Right Triangle
  • Right Angle Triangle
  • Right Angle Triangle
  • Right Angle Triangle
  • Acute Triangle
  • Acute Triangle
  • Obtuse Triangle Area
  • Obtuse-Triangle#3
  • Obtuse Triangle
  • Area of a Obtuse Triangle (Proof)

• Quadrilaterals

  • Parallelogram
  • Parallelogram
  • Parallelogram Proof
  • Proof for Area of a Parallelogram (Maek)
  • Parallelogram
  • Area of of a Parallelogram
  • Trapezoid Formula Proof