SOLUTION: a cube has a surface area of 364 cm squared.what is the edge lenth of the cube?

Algebra ->  Surface-area -> SOLUTION: a cube has a surface area of 364 cm squared.what is the edge lenth of the cube?      Log On


   



Question 270439: a cube has a surface area of 364 cm squared.what is the edge lenth of the cube?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
a cube has a surface area of 364 cm squared.what is the edge length of the cube?
----
Let each edge have length "x".
----
Equation:
surface area = 6x^2 = 364
x^2 = 384/6
---
x = sqrt(384/6) = sqrt(64) = 8 cm
=================
Cheers,
Stan H.