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If the plane `7x+11y+13z=3003` meets the axes in A,B and C then the centorid of `DeltaABC` is

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If the plane `7x+11y+13z=3003` meets the axes in A,B and C then the centorid of `DeltaABC` is
A. `(143,91,77)`
B. `(143,77,91)`
C. `(91,143,77)`
D. `(143,66,91)`
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1 Answer

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Correct Answer - A
Given plane meets the coordinate axes at `A(429,0,0),B(0,273,0)` and `C(0,0,231)`
So the coordinates of the centroid of `DeltaABC` are
`(429/3,273/3,231/3)` i.e. `(143,92,77)`
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