567 square mm
because 27*7 is 189 an times 3 because each side has 3 sides so it equals to 567 square mm! :)
2 ,It is the numbers at the beginning the zeros dont count so you would just count the numbers above 0 <span>
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Sorry but I don’t understand that language... Just ask someone who knows answer... sorry...
The answer is D because his money depends on how many hours he works.