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If origin is the centroid of the triangl...

If origin is the centroid of the triangle with vertices
P(3a, 3, 6), Q (-4, 2b, -8) and R(8, 12, 2c), then
the value of a, b, and c are

A

`4/3, 1, 2`

B

`-4/3,-15/2,1`

C

`3, 2, -4/5`

D

`4/3, 15/2, 1`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE-THREE DIMENSIONAL GEOMETRY -ASSIGNMENT SECTION - A
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  12. The plane uniquely determined by x-axis and y-axis is known as

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  14. The intersection of XY-plane and YZ-plane is known as

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  15. It the mid-points of the sides of triangle are (1, 2, -3), (3, 0, 1)...

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