Geometry

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Across
  1. 2. A shape that is a smaller or larger copy of another shape
  2. 3. An outward side of a 3-d shape
  3. 5. Where two lines connect
  4. 8. Distance around a circle
  5. 9. Half the distance from the diameter
  6. 12. A corner
  7. 13. Two lines that do not intersect
  8. 14. Units around a shape
  9. 15. A flat, two dimensional grid
Down
  1. 1. An unknown value
  2. 4. Length across a circle
  3. 6. Without a curve
  4. 7. Moving a shape across a plane
  5. 10. Stuff inside a shape
  6. 11. Lines that go through each other