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OpenStudy (jarp0120):
an edge of a hollow iron cube measures 10 cm. the cube has a uniform wall thickness of 2.5 cm and a square hole at the top. find the mass of the cube in kiligrams if the density of iron is 7.9*10^3 g/cm^3.
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OpenStudy (michele_laino):
is your solid shape, this?|dw:1420384012370:dw|
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