The shortest distance between a diagonal of a unit cube and a diagonal of a face skew…

MATHEMATICS · Single correct · CBSE · Mathematics · Three-Dimensional Geometry · Three-Dimensional Geometry

Problem

The shortest distance between a diagonal of a unit cube and a diagonal of a face skew to it is (1) 12\dfrac{1}{2} (2) 12\dfrac{1}{\sqrt{2}} (3) 13\dfrac{1}{\sqrt{3}} (4) 16\dfrac{1}{\sqrt{6}}

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