lava

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Across
  1. 1. angle that equals exactly 180
  2. 4. lines that will never touch
  3. 5. lines that intersect
  4. 9. lines that intersect and create equal opposite
  5. 10. formula
Down
  1. 2. angle that is more then 90
  2. 3. when the shapes are the same
  3. 6. the outside of the shape
  4. 7. angle that equals exactly 90
  5. 8. then inside of a shape