Question 546475
A paper box without a lid is 25 cm long, 16 cm wide and 5 cm deep. How many square centimeters of paper have been used to make the box.
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Surface area = 2(25*16)+2(25*5)+2(16*5) sq. cm
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= 800 + 250 +160 
= 1210 sq. cm
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Cheers,
Stan H.
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