



 
Hi Mike, 12 × 12 = 144 so you can think of this square as 12 inches by 12 inches. There are 2.54 centimeters in an inch so the square is (12 × 2.54) centimeters by (12 × 2.54) centimeters and hence the ares is
Notice that these are square centimeters not centimeters. Penny  


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