Railway Recruitment Board Mathematics — Question 1723
Question
What is the perimeter of a rectangle whose length is 12 cm and breadth is 8 cm?
- 48 cm
- 20 cm
- 96 cm
- 40 cm
Correct answer
D — 40 cm
Explanation (English)
Perimeter = 2 × (length + breadth) = 2 × (12 + 8) = 2 × 20 = 40 cm.
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