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Chapter 11: Practical Geometry (90 videos)
11.1: Introduction to Pratical Geometry
  1. The Protractor and Angle Measure
  2. Geometrical Constructions
  3. Use of Compass
  4. Bisecting Line Segment
  5. Introduction to Practical Geometry
  6. Constructing Triangle with Three Sides
  7. Problem 1: Introduction to Practical Geometry
  8. Construction of a Triangle when one angle and two sides
  9. Problem 1: Constructing Triangle with Three Sides
  10. Constructing Triangle with Side & Two Angles
  11. Problem 1: Constructing Triangle with Side & Two Angles
11.2: Pythagorus Theorem
  1. Proof of Pythagoras Theorem
  2. Problem-Proof of Pythagoras Theorem
  3. More on Proof of Pythagoras Theorem 1
  4. More on Proof of Pythagoras Theorem 2
  5. Problem-More on Proof of Pythagoras Theorem 1
  6. Problem-More on Proof of Pythagoras Theorem 2
11.3: Two Special Right Angled Triangles
  1. Two Special Right Angled Triangles
  2. More on Two Special Right Angled Triangles
  3. Problem-Two Special Right Angled Triangles
  4. Problem-More on Two Special Right Angled Triangles
11.4: Condtion of Similarity of 2 Polygons
  1. Condition of Similarity of 2 Polygons
  2. Problem-Condition of Similarity of 2 Polygons
11.5: Condition of Similarity of 2 Triangles
  1. Similar Triangles
  2. Similarity and Enlargement
  3. Problem-Similar Triangles
  4. Proportional Parts of Similar Triangle-4
  5. Problem-Similarity and Enlargement
  6. Similar Triangles
11.6: Constructing Similar Triangles
  1. Constructing Similar Triangles
  2. Problem-Similarity and Enlargement
11.7: The Slope of a Line and Its Equation
  1. Inclination of Line
  2. Slope or Gradient of a Line
  3. Slope of Collinear Line Segments
  4. Problem-Slope or Gradient of a Line
  5. Slope of Parallel Lines
  6. Equations of a Straight Line
  7. Derivation of Slope Intercept form
  8. Problem-Slope of Parallel Lines
  9. Deriving Point-slope Form of Equation of Straight Line
  10. Problem-Equations of a Straight Line
11.8: Circle
  1. Introduction to Circle & its Characteristics
  2. Chord , Diameter & Circumference of a Circle
  3. Problem 1: Introduction to Circle & its Characteristics
  4. Arc of a Circle
  5. Concept of Central Angle of an Arc
  6. Problem 1: Chord , Diameter & Circumference of a Circle
  7. Segment & Sector of a Circle
  8. Problem 1: Arc of a Circle
  9. Area of a Circle
  10. Length of Arc and Area of Sector
  11. Problem 1: Concept of Central Angle of an Arc
  12. The Radian
  13. Concept of Secant & Tangent Line
  14. Tangent Circles and Length of Tangent
  15. Problem 1: Segment & Sector of a Circle
  16. Concentric Circles and Common Internal and External Tangents to two C
  17. Concept of Inscribed Angle of an Arc
  18. Concept of Circum Circle of a Triangle
  19. Concept of Inscribed Circle of a Triangle
  20. Problem 1: Concept of Secant & Tangent Line
  21. Concept of Escribed Circle of a Triangle
  22. If Arcs Congruent, then Chords Congruent-1
  23. Problem 1: Tangent Circles and Length of Tangent
  24. If Chords Congruent, then Arcs Congruent-2
  25. If Chords Congruent, then Central Angles Congruent-3
  26. Problem 1: Concentric Circles,Common Internal & External Tangents of
  27. If Central Angles Congruent, then Arcs Congruent-4
  28. Axial Symmetry of the Circle
  29. Problem 1: Concept of Inscribed Angle of an Arc
  30. Problem 1: Concept of Circum Circle of a Triangle
  31. Problem 1: Concept of Inscribed Circle of a Triangle
  32. Problem 1: Concept of Escribed Circle of a Triangle
  33. Problem-If Arcs Congruent- then Chords Congruent
  34. Problem-If Chords Congruent- then Central Angles Congruent
11.9: Some Theorems About Circles
  1. Perpendicular radius bisects chord
  2. Problem 1: Perpendicular radius bisects chord
  3. Converse of perpendicular radius bisects chord
  4. Congruent Chords Equidistance from Circle-4
  5. Chords Equidistance of Circle are Congruent-5
  6. Problem 2: Congruent Chords Equidistance from Circle-4
  7. Central angle theorem
  8. Problem 1: Congruent Chords Equidistance from Circle-4
  9. Tangent to Circle-1
  10. Converse of Tangent to Circle-2
  11. Problem 1: Chords Equidistance of Circle are Congruent-5
  12. Problem 1: Central angle theorem
  13. Problem 2: Central angle theorem
  14. Problem 1: Tangent to Circle-1
  15. Problem 1: Converse of Tangent to Circle-2
 

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