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UPSC Combined Defence Services CDS
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Mathematics: What is the perimeter of a rectangle with le...
Mathematics: What is the perimeter of a rectangle with length 10 cm and width 5 cm?
A. 30 cm
B. 25 cm
C. 50 cm
D. 15 cm
Explanation:
Perimeter = 2(length + width) = 2(10 + 5) = 30 cm.
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