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Question
The perimeter of a square is equal to twice the perimeter of a rectangle of length 8 cm and breadth 7 cm. What is the circumference of a semi-circle whose diameter is equal to the side of the square ? (rounded off to two decimal places)
Options:
A .  23.57 cm
B .  38.57 cm
C .  42.46 cm
D .  47.47 cm
E .  None of these
Answer: Option A

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