Institute: Central Board of Secondary Education (CBSE)

Subject: Mathematics

Topic: Vectors and Three-dimensional Geometry - Three - Dimensional Geometry

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### Video Series

#### shaalaa.com | 3 Dimensional Geometry part 1 (Introduction)

#### Series 1: playing of 27

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Three - Dimensional Geometry

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3 Dimensional Geometry part 1 (Introduction)

00:09:08

00:09:08

3 Dimensional Geometry part 2 (Direction Cosine, Ratios)

00:14:31

00:14:31

3 Dimensional Geometry part 3 (Example:- Direction cosine, ratio)

00:09:57

00:09:57

3 Dimensional Geometry part 4 (Example:- Direction cosine, ratio)

00:07:01

00:07:01

3 Dimensional Geometry part 5 (Equation of Line:- Vector)

00:08:11

00:08:11

3 Dimensional Geometry part 6 (Equation of Line:- Cartesian)

00:13:11

00:13:11

3 Dimensional Geometry part 7 (Example:- Equation of Line)

00:09:55

00:09:55

3 Dimensional Geometry part 8 (Equation of line through 2 point)

00:09:06

00:09:06

3 Dimensional Geometry part 9 (Example:- Line through 2 points)

00:06:08

00:06:08

3 Dimensional Geometry part 10 (Angle between line vectors)

00:12:45

00:12:45

3 Dimensional Geometry part 11 (Angle between lines)

00:10:01

00:10:01

3 Dimensional Geometry part 12 (Example :- Angle between lines)

00:07:15

00:07:15

3 Dimensional Geometry part 13 (Shortest distance between lines)

00:11:11

00:11:11

3 Dimensional Geometry part 14 (Example :- Distance between lines)

00:13:45

00:13:45

3 Dimensional Geometry part 15 (Distance between parallel lines)

00:05:44

00:05:44

3 Dimensional Geometry part 16 (Plane Equation Nornmal Form)

00:08:39

00:08:39

3 Dimensional Geometry part 17 (Example :- Plane Normal Form)

00:11:00

00:11:00

3 Dimensional Geometry part 18 (Example :Plane Normal Form)

00:07:21

00:07:21

3 Dimensional Geometry part 19 (Plane through point and normal)

00:10:19

00:10:19

3 Dimensional Geometry part 20 (Plane through 3 points)

00:14:28

00:14:28

3 Dimensional Geometry part 21 (Plane in intercept form)

00:07:12

00:07:12

3 Dimensional Geometry part 22 (Plane through intersecting planes)

00:07:38

00:07:38

3 Dimensional Geometry part 23 (Example :- Plane through intersecting plans)

00:08:09

00:08:09

3 Dimensional Geometry part 24 (Coplanarity of two lines)

00:05:06

00:05:06

3 Dimensional Geometry part 25 (Angle between two planes)

00:07:32

00:07:32

3 Dimensional Geometry part 26 (Distance of point from plane)

00:10:52

00:10:52

3 Dimensional Geometry part 27 (Angle between line and plane)

00:06:14

00:06:14

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(if you have any topic related video then share link with us)### Description

- Direction cosines and direction ratios of a line joining two points.
- Cartesian equation and vector equation of a line, coplanar and skew ines, shortest distance between two lines.
- Cartesian and vector equation of a plane.
- Angle between (i) two lines, (ii) two planes, (iii) a line and a plane.
- Distance of a point from a plane.