Calculate the lengths of the sides of the triangle whose vertices are

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry

Problem

Calculate the lengths of the sides of the triangle whose vertices are P(1,−2,2)P(1,-2,2), Q(4,0,6)Q(4,0,6) and R(−1,3,−2)R(-1,3,-2). State whether the triangle is equilateral, isosceles, scalene or degenerate.

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