CBSE Class 12-science Answered
The co-ordinates of the vertices of the triangle are A(–1 0, 3), B(2, – 3, 6) and C(–1, 3, 2). Find the direction cosines of the medians of the triangle
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
The co-ordinates of the vertices of the triangle are A (5, – 1, – 2), B (1, – 3, 6) and C (–1, 3, 2). Let mid-points of BC, CA and AB be D, E and F respectively.
Co-ordinates of point D = 
,
,Co-ordinates of point E = 
and
andCo-ordinates of point F = 
.
.
Answered by | 04 Jun, 2014, 03:23: PM
Concept Videos
-
Introduction to 3D Geometry
This video explains the following concepts: An octant is one of the eight ... -
Introduction to 3D Geometry
"This video explains the following concepts: An octant is one of the eight... -
Introduction to 3D Geometry
An octant is one of the eight divisions of a Euclidean three-dimensional co...
CBSE 12-science - Maths
Asked by shubh31122006 | 01 Feb, 2024, 09:06: AM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by suman.sh01 | 07 Jun, 2022, 07:22: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by rsjkumar2003 | 23 Sep, 2019, 01:09: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by harshgarg18012003 | 26 Jun, 2019, 09:11: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
.&Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERTCBSE 12-science - Maths
with OX, OY and OZ respectively. Prove that 
.Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT
