Respuesta :

8. To find the answer you can eather multipy it for each of the sides or you can add it 6 times once for each side
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9. You basicly do the same thing as the previous problem but with the new numbers and you add each number 2 times

10. For Area are you multiply Base × Height So all you have to do is Multiply the 2 numbers together
11-12 Is the same but witb the new numbers

I hope this helps!