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In a three dimensional co-ordinate syste...

In a three dimensional co-ordinate system P, Q and R are images of a point A(a,b,c) in the xy, the yz and zx planes, respectively. If G is the centroid of triangle PQR then area of triangle AOG is (O is the origin)

A

0

B

`a^(2)+b^(2)+c^(2)`

C

`(2)/(3) (a^(2)+b^(2)+c^(2))`

D

`2(a^(2)+b^(2)+c^(2))`

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AAKASH SERIES-3D COORDINATE SYSTEM-ADDITIONAL PRACTICE EXERCISE (LEVEL - II PRACTICE SHEET (ADVANCED)) (Integer Type Questions)
  1. In a three dimensional co-ordinate system P, Q and R are images of a p...

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  2. If the circumcentre of the triangle whose vertices are (3, 2, -5), (-...

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