Geometry Crossword

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Across
  1. 2. add up to 180
  2. 5. O/A
  3. 6. 3 sides of different lengths on a triangle
  4. 9. 2 sides with the scale factor with a angle in between
  5. 11. point exactly in the middle
  6. 13. two congruent angles next to each other
  7. 14. 2 x 3.14 x r
  8. 16. add up to 90
  9. 17. 1/2(b x h)
Down
  1. 1. same angles/ same sides
  2. 2. O/H
  3. 3. a²+b²=c²
  4. 4. b x h
  5. 6. same angles/ different sides
  6. 7. 2 sides of equal length on a triangle
  7. 8. all three scale factors are the same
  8. 10. 3.14 x r²
  9. 12. 1/2x(b1+b2)x h
  10. 15. A/H
  11. 18. 3 equal sides on a triangle