The total surface area of a cube is 864 in. What is the length of each of the cube?
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Answered by
1
Answer:
12
Step-by-step explanation:
One face area = a^2, there are 6 faces, so total surface area= 6*a^2=864
a^2=864/6
a^2=144
a=12
Side length = 12
Answered by
0
Answer:12
Step-by-step explanation:total surface area of cube=6a^2
6a^2=864
a^2=864/6
a^2=144
a×a=12×12
Hence,a=12
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