The equation of the sides of a triangle,...

The equation of the sides of a triangle, the coordinates of whose angular points are: `(3,5),(1,2)` and `(-7,4)`.

A

`3x-2y+1=0`

B

`x-10y+47=0`

C

`x+4y-9=0`

D

All of these

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The correct Answer is:

D

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