SOLUTION: The total surface area of a cube is 78 square inches. Which of the following measures is closest to the length of its edge?
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Question 1025562: The total surface area of a cube is 78 square inches. Which of the following measures is closest to the length of its edge? Answer by macston(5194) (Show Source):
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Which of what following measures?
There are no following measures.
.
A cube has six faces, each one a square.
Each face would be a square with area (78 sq in/6=) 13 sq in.
The side of a square is the square root of it's area.
Each edge would be approximately
.
