- A
- B
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- D
Step-by-Step Solution
The square joining the centres has side 14 and area 196; the four quarter-circles inside it make one full circle of area 154. Enclosed region .
Answer: A)
Four coins, each of radius 7 cm, are placed on a table so that each touches two others and their centres form a square. Find the area of the region enclosed between the coins. (Take π = 22/7)
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