Mathematic Vocabulary Crossword

123456789101112131415161718192021222324252627282930313233343536373839404142434445
Across
  1. 3. Every proportion has 2 [ ] products.
  2. 5. The triangle with any 2 sides or angle congruent is called [ ] triangle.
  3. 8. A segment whose endpoints are a vertex of a triangle and the midpoint of the side opposite the vertex.
  4. 10. You’re going to assume the conclusion is false when you’re using the [ ] proof.
  5. 12. The polygon that has a total of 5 sides.
  6. 14. The 2 angles formed by the base and one of the congruent sides are called [ ] angles.
  7. 16. Polygons that have same shapes but different size are called [ ] polygons.
  8. 18. A compound statement formed by joining 2 or more statements with the word "and".
  9. 19. A triangle with one obtuse angle is called [ ] triangle.
  10. 20. The phrase immediately followed by the word "then".
  11. 23. A segment with endpoints that are the midpoints of 2 sides of the triangle.
  12. 26. An another name of indirect proof: proof by [ ].
  13. 30. A quadrilateral with all 4 sides congruent.
  14. 31. The condition that stated when segments are congruent.
  15. 32. The point of concurrency of the medians.
  16. 33. If a=b, and "a" can replace "b" in any equation and expression, this is called [ ] property.
  17. 35. The polygon that has a total of 4 sides.
  18. 38. The change of a shape’s position without the change of size is called congruence [ ].
  19. 40. If a=a, then it is [ ] property.
  20. 41. A proof that organized a series of statements in a logical order, starting with the given statements is called [ ] proof.
  21. 42. A triangle with all angles are congruent.
  22. 43. A theorem use to measure the length of triangle’s side.
  23. 45. A polyhedron with 3 faces intersecting at one point (except for one).
Down
  1. 1. The statement that can be easily proved by a theorem.
  2. 2. A solid with all flat surface that enclose a single region of space.
  3. 4. A triangle with no any sides or angles are congruent.
  4. 6. A numerical ratio is called [ ] factor.
  5. 7. Represent the opposite meaning of statement and truth value.
  6. 9. The point of concurrency of the perpendicular bisectors of a triangle.
  7. 11. A compound statement formed be joining 2 or more statements with the word "or".
  8. 13. There are total of [ ] angle bisectors in a triangle.
  9. 15. An another name for "postulate".
  10. 17. The angle measured below 90 degree are called [ ] angle.
  11. 21. The intersection point of the altitudes of a triangle.
  12. 22. A state that describe all points are on the same line.
  13. 24. The point of concurrency of angle bisectors of a triangle.
  14. 25. A set of points in space that are a given distance .
  15. 27. A false example.
  16. 28. A group of algebraic step used to solve a problem formed a deductive [ ].
  17. 29. The side between 2 angles of a triangle is called [ ] side.
  18. 34. A comparison of 2 quantities using division.
  19. 36. A polyhedron made by 20 faces of equilateral triangle.
  20. 37. A closed shape that the sides are made more than 3 lines.
  21. 39. Can square could be count as a kind of rhombus?
  22. 44. A segment from a vertex to the line containing the opposite side and perpendicular to that side.