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#### shaalaa.com | Determining if Three Points are Collinear

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Vectors

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Determining if Three Points are Collinear

00:06:36

00:06:36

condition of collinearity

00:15:37

00:15:37

Three Coplanar Vectors Linear Combination

00:06:39

00:06:39

Section Formula for Internal

00:03:33

00:03:33

Midpoint Formula

00:21:11

00:21:11

Centroid Formula

00:04:25

00:04:25

The Triple Scalar Product

00:04:25

00:04:25

Medians of Triangle are concurrent

00:14:45

00:14:45

Altitudes of triangle concurrent

00:09:28

00:09:28

Diagonals of a parallelogram bisect each other

00:14:59

00:14:59

Angle in a Semi Circle Proof

00:02:28

00:02:28

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- Revision
- Collinearity and coplanarity of vectors :
- Linear combination of vectors
- Condition of collinearity of two vectors
- Conditions of coplanarity of three vectors
- Section formula : section formula for internal and external division
- Midpoint formula
- Centroid formula
- Scaler triple product : definition, formula, properties, geometrical interpretation of scalar triple product
- Application of vectors to geometrymedians of a triangle are concurrent
- Altitudes of a triangle are concurrent
- Angle bisectors of a triangle are concurrent
- Diagonals of a parallelogram bisect each other and converse
- Median of trapezium is parallel to the parallel sides and its length is half the sum of parallel sides
- Angle subtended on a semicircle is right angle.