The concepts presented in NCERT Solutions for Class 7 Maths Chapter 6 Triangles and Its Properties are
1. Medians of a Triangle
2. Altitudes of a Triangle
3. Exterior Angle of a Triangle and Its Property
4. Angle Sum Property of a Triangle
5. Two Special Triangles: Equilateral and Isosceles
6. Sum of the Lengths of Two Sides of a Triangle
7. Right-Angled Triangles and Pythagoras Property