16
64 cubes,
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Cubes have a square on each side, but rectangular prisms have rectangles or squares.
10×10×10 = 1000cm3 Therefore 1000 cubes
20 cubes
64 cubes,
you would need 8 cubes each of 1" to make a larger cube with 2" dimensions
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Cubes have a square on each side, but rectangular prisms have rectangles or squares.
10×10×10 = 1000cm3 Therefore 1000 cubes
20 cubes
Answer = 8. The only small cubes with paint on three faces are those that occupied the corners of the original cube.
Rubik's
Eight little cubes.
With great difficulty. You can only do this if each dimension of the box is an exact multiple of the side of a cube - which is extremely unlikely. However, if that miracle happens, then you fill the box with cubes and count how many cubes it takes.
1 000 000 cubes would be held. 1 000 litres of water.
We'll say 9 cuts.