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  • 21-02-2018
  • Mathematics
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The surface area "S" of a cube with side length e is S= 6e^2.
Find the side length of a cube with a surface area of 150 cm.

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bestrongtroopsp3i7sm
bestrongtroopsp3i7sm bestrongtroopsp3i7sm
  • 26-02-2018
Just plug in the numbers.
S=6e^2
150=6e^2     divide by 6 to both sides
25=e^2         take the square root of both sides
e=5
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