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OpenStudy (anonymous):
What is the surface area of a cube with side length 6km ?
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OpenStudy (anonymous):
36
OpenStudy (anonymous):
a=6 \[surface areaofacube=6a^2\] now you can solve
OpenStudy (anonymous):
6x6 =36 6 is the surface area times the amount of sides on a cube, which is 6 =36
OpenStudy (anonymous):
area (6 X 6 )X 6=216
OpenStudy (anonymous):
thats very big cube :)
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