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Punjab Board > 9th > Math (
Total Videos: 479
)
Chapter:
All Chapters
Chapter 1: Matrices and Determinants
Chapter 2: Real and Complex Numbers
Chapter 3: Logarithms
Chapter 4: Algebraic Expressions and Algebraic Formulas
Chapter 5: Factorization
Chapter 6: Algebraic Manipulation
Chapter 7: Linear Equations and Inequalities
Chapter 8: Linear Graphs & Their Application
Chapter 9: Introduction to Coordinate Geometry
Chapter 10: Congruent Triangles
Chapter 11: Parallelograms and Triangles
Chapter 12: Line Bisectors and Angle Bisectors
Chapter 13: Sides and Angles of a Triangle
Chapter 14: Ratio and Proportion
Chapter 15: Pythagoras Theorem
Chapter 16: Theorems Related with Area
Chapter 17: Practical Geometry -- Triangles
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Chapter 13:
Sides and Angles of a Triangle
(
14 videos
)
13.1: Sides of a Triangle and Angles of a Triangle
1.
Longer Side Inequality Theorem-1
2.
Angle Property of Scalene Triangle-e.g1
3.
Longer Side Inequality Quadrilateral-e.g2
4.
Converse of Longer Side Inequality Theorem-1a
5.
Problem 1: Converse of Longer Side Inequality Theorem-1a
6.
Problem 2: Converse of Longer Side Inequality Theorem-1a
7.
Triangle Sum of Two Sides is Greater Than Third-2
8.
Problem 1: Triangle Sum of Two Sides is Greater Than Third-2
9.
Problem 2: Triangle Sum of Two Sides is Greater Than Third-3
10.
Triangle Sum of Sides is Greater Twice its Median-e.g2
11.
Triangle Side is Less than Difference of Other Sides-e.g3
12.
Shortest Distance from Point to a Line-3
13.
Problem 1: Shortest Distance from Point to a Line-3
14.
Problem 2: Shortest Distance from Point to a Line-3
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