Allied & ICAR Exam Bank • ALLIED_1967 MCQ • 2 Marks

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

A wireframe model of a regular tetrahedron is inscribed inside a cube such that its 6 edges coincide with diagonals of 6 cube faces. How many vertices does this wireframe tetrahedron have?

Options:

  • (A) 4
  • (B) 8
  • (C) 6
  • (D) 12

Answer Key:

A

Step-by-Step Solution & Explanation

A tetrahedron by definition has exactly 4 vertices (coinciding with 4 alternating corners of the circumscribing cube).
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