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43 votes
43 votes
Help please. I don't know it​

Help please. I don't know it​-example-1
User Francesc VE
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1 Answer

19 votes
19 votes
You start it by multiplying 6 times 4.2 which gives you 25.2 then multiply the value 25.2 four times to get total surface area which is 100.8
User SoheilYou
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