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konstantin123 [22]
4 years ago
15

Need Help!!! SOS!! Please

Mathematics
1 answer:
elena55 [62]4 years ago
7 0
TSA = 2(3*5 + 5*7 + 7*3) = 2(15+35+21) = 2*71 = 142 mm²

Cost = 142 * 4 = $568

Volume = 3 * 5 * 7 = 105 mm³
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