1.

If the two vertices of a triangle are (5, -1) and (-2, 3) and if its orthocenter lies at the origin, then the co-ordinate of the third vertex is (A) (4, 7) (B) (-4, -7) (C) (2, -3) (D) (5, -1)

Answer» OPTION cStep-by-step EXPLANATION:OK because i have DONE


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