Allied & ICAR Exam Bank • ALLIED_2523 NAT • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Numerical Computation

Question Statement:

In a right triangle with legs of length 15 cm and 20 cm, the radius of the incircle in cm is:

Answer Key:

5

Step-by-Step Solution & Explanation

Hypotenuse $c = \sqrt{15^2 + 20^2} = 25$ cm. Inradius $r = (a + b - c)/2 = (15 + 20 - 25)/2 = 10/2 = 5$ cm.
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