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EEJ MAIN Aptitude QUESTION #11031
Question 1
Which 3D shape has exactly $5$ faces, $9$ edges, and $6$ vertices?
  • Triangular prism✔️
  • Square pyramid
  • Triangular bipyramid
  • Pentagonal pyramid
Correct Answer Explanation
A triangular prism has $5$ faces ($2$ triangles + $3$ rectangles), $9$ edges, and $6$ vertices. Using Euler's formula: $V - E + F = 6 - 9 + 5 = 2$.