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If the coordinates of the points A, B, ...

If the coordinates of the points A, B, C, D be `(1, 2, 3)`, `(4, 5, 7)`, `( 4, 3, 6)`and `(2, 9, 2)`respectively, then find the angle between the lines AB and CD.

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To find the angle between the lines AB and CD given the coordinates of the points A, B, C, and D, we can follow these steps: ### Step 1: Identify the coordinates of the points The coordinates of the points are: - A(1, 2, 3) - B(4, 5, 7) - C(4, 3, 6) - D(2, 9, 2) ...
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