Geometry Unit 3 - Important Terms (1-5)

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Across
  1. 2. if equals are subtracted from equals their ____ are equal
  2. 5. side and adjacent angles of the other: ASA
  3. 6. ______ parts of congruent triangles are congruent
  4. 7. when two quantities are equal to each other, one can be swapped out for the other
  5. 12. two triangles are congruent if the three ______ of one are equal (or congruent) to three sides of the other
  6. 14. a point that lies on the perpendicular bisector of a line segment will lie equidistant from its endpoints
  7. 16. a perpendicular bisector will pass through the _______ of another segment and make only a right angle
  8. 17. a line segment drawn from a vertex of a tirangle to the midpoint of the opposite side
  9. 18. a(n) ______ bisector will divide an angle into two congruent angles
  10. 19. the ______ is the sum of its parts
Down
  1. 1. a(n) ________ bisector will pass through the midpoint of another segment
  2. 3. two triangles are congruent if a side and the _______ angles of one are equal(or congruent) the
  3. 4. when two lines intersect to form 90° or right angles we say they are ________
  4. 7. Congruence
  5. 8. if equals are added to equals their _____ are equal
  6. 9. two triangles are congruent if two sides and the _______ angle of one are equal (or congruent) to
  7. 10. two sides and the included angle of the other:
  8. 11. a truth that is so obvious that it doesn't need proving
  9. 13. complements of equal angles are ____
  10. 15. a line segment drawn from the vertex of a triangle such that it is perpendicular to the opposite side