Proofs Reasons/Theorems

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Across
  1. 3. Any value is equal to itself.
  2. 4. If two values are equal to a third value, then they are equal to each other.
  3. 6. If two values are congruent to a third value, then they are congruent to each other.
  4. 7. If two angles are congruent between two triangles, the third angle is also congruent..
  5. 8. A line bounded by two, fixed endpoints
  6. 9. An if-then statement.
  7. 11. You combine terms that are alike.
  8. 12. You subtract the same number to each side of an equation.
  9. 13. You add the same number to each side of an equation.
  10. 14. Multiplication operation is distributed over addition and subtraction.
  11. 15. Any geometric object is congruent to itself.
  12. 16. You divide the same number to each side of an equation.
  13. 17. These angles are directly across from on another, and congruent.
  14. 18. Two sides and an angle in between are congruent.
  15. 19. You can exchange a part of an expression with an equivalent value.
Down
  1. 1. You multiply the same number to each side of an equation.
  2. 2. You can change the order of an equality.
  3. 5. All sides of a triangle are congruent.
  4. 8. You can change the order of a congruence.
  5. 10. two figures or objects as identical in shape and size.