Subcategories of Parallelograms

Known Equations	Area and Perimeter (3) Known Equations Known Coordinates of 3 Points 2 Known Sides and the Included...	Known Equations	Diagonals (3) Known Equations 2 Known Sides and the Included... Known Coordinates of 3 Points
1 Known Angle	Angle Measures (2) 1 Known Angle Known Coordinates of 3 Points	Known Equations	Altitude (3) Known Equations Known Coordinates of 3 Points 2 Known Sides and the Included...