4.1 Lines and Angles - Hindi
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TIMESTAMPS
00:00 Basic geometrical terms
00:34 Segments, collinear points, and non-collinear points
01:12 Rays, angles, angles in a circle
02:10 Acute angles, right angles, obtuse angles, straight angles, reflex angles
02:49 Pairs of angles: adjacent angles, supplementary angles, complementary angles
03:46 Vertically opposite angles, perpendicular lines, parallel lines, transversal lines
04:48 Linear pairs, the linear pair axiom, vertically opposite angles
06:16 Exterior angles
07:03 Interior angles
07:39 Corresponding angles
08:34 Alternate angles