Geometry

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Across
  1. 3. less than 90 degrees
  2. 4. like an X
  3. 5. side by side
  4. 8. one way
  5. 9. 90 degree angle
  6. 10. like a plus
Down
  1. 1. more than 90 degrees
  2. 2. 4 sides, 4 angles
  3. 6. 1 pair of parallel lines
  4. 7. 180 degrees