Allied & ICAR Exam Bank • ALLIED_2574 NAT • 2 Marks

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

A triangular prism of length 12 cm has an equilateral triangular cross-section of side 6 cm. Its longitudinal axis is horizontal. In front elevation (viewed perpendicular to its triangular face), what is the projected height in cm? (Round to two decimal places)

Answer Key:

5.2

Step-by-Step Solution & Explanation

Height of an equilateral triangle of side s = 6 cm is h = (sqrt(3)/2) * s = (1.732 / 2) * 6 = 5.196 cm approx 5.20 cm.
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