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2023 AMC 10A Problem 18

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2023 AMC 10A Problem 18AMC 10 Step by Step
Name:                             Date: September 13, 2026
Solid Geometry · difficulty 4 of 5 · about 4 min · position P16-20

A rhombic dodecahedron is a solid with 1212 congruent rhombus faces. At every vertex, 33 or 44 edges meet, depending on the vertex. How many vertices have exactly 33 edges meet?

  1. A)

    55

  2. B)

    66

  3. C)

    77

  4. D)

    88

  5. E)

    99

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