What is the perimeter of a rectangle with length 10 cm and breadth 5 cm?
A
20 cm
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B
30 cm
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C
40 cm
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D
25 cm
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Solution
The correct option is B 30 cm The perimeter of a rectangle is sum of lengths of all its sides.Therefore, Perimeter = 10 cm + 5 cm + 10 cm + 5 cm = 30 cm