The total surface area of a cube is 54 sq cm. What is the length of each of its edges?
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Answered by
1
Answer:
total surface of a cube = 6a^2
6a^2=54
a^2=54/6
a^2=9
a=√9
a=3
therefore the length of each edge is 3cm
hope this helps
Answered by
2
Answer:
3
Step-by-step explanation:
let length of each edges is a cm ,then
total surface area of a cube =6a²
ACQ,
6a²=54
à²=54/6
a²=9
a=3
Length of each edges is 3cm
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