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magical cook
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Source: Beat The GMAT — Data Sufficiency |
With each statement, you should be able to solve for side-length of the cube, which allows you to solve for area. Answer should be D.
Label the side x. The diagonal of the base would be x*sqrt(2) (45-45-90). Pyth. Theorm: x^2 + x*sqrt(2)^2 = 10*sqrt(3)^2.
Solve for x, and you can find volume.
Solve for x, and you can find volume.
