Staff Selection Commission Quantitative Aptitude — Question 352

Question

The area of a square is 144 sq.cm. Find its perimeter.

1. 36 cm
2. 48 cm
3. 52 cm
4. 60 cm

Correct answer

B — 48 cm

Explanation (English)

Area = side² = 144. Side = 12 cm. Perimeter = 4 × 12 = 48 cm

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