geometry

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Across
  1. 2. inside angles always add up to 180
  2. 4. opposite/hypotenuse
  3. 6. a if/then statement flipped to be then/if
  4. 7. the combination of an inverse and converse of a statement
  5. 10. sin, cos, tan
Down
  1. 1. geometry is a subsection of this
  2. 2. opposite/adjacent
  3. 3. the incorrect version of a statement
  4. 5. angles, line segments, triangles
  5. 6. adjacent/hypotenuse
  6. 8. proving a statement wrong
  7. 9. proving a statement about a shape correct with statements and reasoning