Allied & ICAR Exam Bank • ALLIED_1891 MCQ • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Numerical Computation

Question Statement:

The sides of a triangle are 13 cm, 14 cm, and 15 cm. The area of the triangle is:

Options:

  • (A) 84 cm$^2$
  • (B) 90 cm$^2$
  • (C) 80 cm$^2$
  • (D) 78 cm$^2$

Answer Key:

A

Step-by-Step Solution & Explanation

Semi-perimeter $s = (13+14+15)/2 = 21$. Heron's formula: $\text{Area} = \sqrt{21(8)(7)(6)} = \sqrt{7056} = 84$ cm$^2$.
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