geometry shapes

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Across
  1. 4. a four-sided shape with two sets of parallel lines
  2. 5. a 3d shape that has 16 vertices and faces
  3. 6. four-sided shape with equal sidelengths
  4. 7. a three-sided shape
Down
  1. 1. a shape with sidelengths
  2. 2. prism a three-sided prism
  3. 3. prism a four-sided prism