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3 votes
Need help with this probelm pls

Need help with this probelm pls-example-1

1 Answer

2 votes
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
answered
User Loren Abrams
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