Show that the Delta ABC with vertices A (0, 4, 1), B (2, 3,- 1) and C (4, 5, 0) is right angled.

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Q 1779267116.     Show that the Delta ABC with vertices A (0, 4, 1), B (2, 3,- 1) and C (4, 5, 0)
is right angled.

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