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The plane  ax+by+cz+(3)=0 meet the co-ordinate axes in A,B,C. Then centroid of the triangle is 

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a
(3a, 3b, 3c)
b
3a,3b,3c
c
a3,b3,c3
d
1a,1b,1c

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detailed solution

Correct option is D

A plane meet co-ordinate axes at A3a,0,0 ,B0,3b,0, C0,0,3c∴Centroid G=1a,1b,1c

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