Chapter 10: Q. 51 (page 777)
Show that the triangle with vertices \((5, 4, −1)\), \((3, 6, −1)\), and \((3, 4, 1)\) is equilateral.
Short Answer
The triangle with given vertices is equilateral.
Chapter 10: Q. 51 (page 777)
Show that the triangle with vertices \((5, 4, −1)\), \((3, 6, −1)\), and \((3, 4, 1)\) is equilateral.
The triangle with given vertices is equilateral.
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(b) Two unit vectors perpendicular to the plane determined by the points.
(c) The area of the triangle determined by the points.
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