Question Bank • QB_GA_141 MSQ • 2 Marks

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

Which of the following geometric 3D shapes possess at least one rotational axis of 4-fold ($90^\circ$) symmetry?

Options:

  • (A) Regular Cube
  • (B) Regular Octahedron
  • (C) Regular Square Pyramid
  • (D) Regular Tetrahedron

Answer Key:

A, B, C

Step-by-Step Solution & Explanation

- A cube has 3 axes of 4-fold rotational symmetry passing through opposite face centers. - A regular octahedron has 3 axes of 4-fold rotational symmetry passing through opposite vertices. - A regular square pyramid has 1 axis of 4-fold rotational symmetry passing through apex and base center. - A regular tetrahedron has 3-fold and 2-fold symmetry, but NO 4-fold rotational axis.
← Previous (QB_GA_107) Next (QB_GA_VA_018) →

Practice In Authentic CBT Exam Interface

Test your skills under authentic timed conditions with live scoring and AIR percentile ranking.

Launch CBT Mock Test