Difference between revisions of "Lines and Angles"
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[https://youtu.be/51ecUi7y4bw/ Session # 12]: Solved Example # 03: On Linear Pairs | [https://youtu.be/51ecUi7y4bw/ Session # 12]: Solved Example # 03: On Linear Pairs | ||
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+ | [https://youtu.be/APnYHD6ReKc/ Session # 14]: Solved Example # 05: On Linear Pairs |
Revision as of 22:25, 11 September 2019
Concept Lectures
Session # 1 : Introduction: Definition of Lines and Angles, Vertex and sides of an angle, Interior and Exterior of an Angle
Session # 2 : Different ways of measuring and angle, a) Sexagesimal System, b) Circular Measure, c) Centesimal System
Session # 3 : Degrees, Minutes and Seconds, Concept of Negative Angle, Axioms related to Angles
Session # 4 : Types of Angles: Acute, Right, Obtuse, Straight, Reflex and Complete Angles; Angles measuring more than 360 degrees.
Session # 5 : Complementary Angles, Supplementary Angles and Angle Bisectors
Solved Examples
Session # 6 : Solved Example # 01: Two Problems On Supplementary Angles
Session # 7 : Solved Example # 02: Two Problems On Supplementary Angles
Concept Lectures
Session # 8 : Angle Relations: Adjacent angles and Linear Pair
Session # 9 : Linear Pair Theorem: Sum of Angles forming a Linear Pair = 180º
Session # 10: Converse of Linear Pair Theorem: If two adjacent angles sum up to 180º then the non-common arms are opposite to each other.
Session # 11: Sum of angles around a point is 360º
Solved Examples
Session # 12: Solved Example # 03: On Linear Pairs
Session # 13: Solved Example # 04: On Linear Pairs
Session # 14: Solved Example # 05: On Linear Pairs