DarkWolf83721 DarkWolf83721
  • 16-01-2024
  • Mathematics
contestada

Find the angles between the lines whose direction ratios are 3, 2, -6 and 1, 2, 2. Find the angles of a triangle PQR whose vertices are P(-1, 3, 2), B(2, 3, 5), and C(3, 5, -2).

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