Geometry

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Across
  1. 4. 90 degrees
  2. 7. shape of F
  3. 8. shape of Z
  4. 9. lines like train tracks
Down
  1. 1. goes on forever in both directions
  2. 2. line that cuts through two or more lines
  3. 3. measured in degrees
  4. 4. what are the ‘arms’ of an angle called?
  5. 5. 180 degrees
  6. 6. shape of C