Subcategories of Triangles

2 Known Legs	Right Triangles (11) Altitude Angle Bisector Inscribed and Circumscribed Ci... Area and Perimeter	Known Coordinates	Equilateral Triangles (5) Area and Perimeter Inscribed and Circumscribed Ci...
3 Known Sides	Isosceles Triangles (20) Angle Bisector Altitude Median Area and Perimeter	2 Known Angles and a Non-...	Scalene Triangles (38) Median Angle Measures Inscribed and Circumscribed Ci... Angle Bisector
Right Triangle Congruency	Misc. Triangles (7) Right Triangle Congruency Side-Angle-Side (SAS) Congruen... Triangle Tangent to Three Tang... Side-Side-Side (SSS) Congruenc...