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In A B C , if the orthocentre is (1,2) ...

In ` A B C ,` if the orthocentre is `(1,2)` and the circumcenter is (0, 0), then centroid of ` A B C)` is (a) `(1/2,2/3)` (b) `(1/3,2/3)` (c) `(2/3,1)` (d) none of these

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