Attributes of Shapes

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Across
  1. 2. national security headquarter/shape
  2. 3. corners of a shape
  3. 4. a square is also a...
  4. 8. shape with two sets of parallel lines
  5. 9. never touching
Down
  1. 1. four, four
  2. 5. shape with one set of parallel lines
  3. 6. every shape has them
  4. 7. no sides