选择题
2026 AMC 8 Problem 15: Hiding Gray Faces
Elijah has a large collection of identical wooden cubes which are white on 4 faces and gray on 2 faces that share an edge. He glues some cubes together face-to-face. The figure below shows 2 cubes being glued together, leaving 3 gray faces visible. What is the fewest number of cubes that he could glue together to ensure that no gray faces are visible, no matter how he rotates the figure?
2026 AMC 8 第15题：隐藏灰色面孔
Elijah 收集了大量相同的木制立方体，这些立方体的 4 个面为白色，2 个面为灰色，共用一条边。他将一些立方体面对面地粘在一起。下图显示了 2 个立方体粘在一起，留下 3 个灰色面可见。他最少可以将多少个立方体粘合在一起，以确保无论他如何旋转图形，都看不到灰色的面
A.
4
B.
6
C.
8
D.
9
E.
27