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UKMT Junior Kangaroo, 2023

Geometry Difficulty 2.0 Junior Find the answer United Kingdom

The diagram shows a wooden cube of side $3\text{ cm}$ with a smaller cube of side $1\text{ cm}$ cut out at one corner. A second cube of side $3\text{ cm}$ has a cube of side $1\text{ cm}$ cut out at each corner. How many faces does the shape formed from the second cube have?

(A) $6$ (B) $16$ (C) $24$ (D) $30$ (E) $36$

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