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30-11-2015
Mathematics

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Chloe has 20 unit cubes how many different rectangular prisms can she build with the cubes

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redcloud redcloud

30-11-2015

Cubes are 3D so what 3 numbers multiply to 20
20×1×1
10×2×1
5×4×1
5×2×2
so 4 different shaped cubes

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