xljoshlx16
xljoshlx16
02-07-2018
Mathematics
contestada
need help with this probelm pls
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musiclover10045
musiclover10045
02-07-2018
Surface area is measured in square units.
Since the ratio of the edges is 3:1 the ratio for the surface area would become 3^2: 1^2 which is 9:1.
The answer is B
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