Geometry

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Across
  1. 1. Half of the diameter.
  2. 7. The study of triangle measurements.
  3. 10. 2 lines that intersect forming 90 angles.
  4. 11. Non coplaner lines that don't intersect.
  5. 12. Two angles directly across from each other on intersecting lines.
  6. 14. The longest side of right triangle.
  7. 17. ______ property is if a(b + c), then a(b + c) = ab + ac
  8. 18. Angle A + Angle B = 90
  9. 19. Angle > 90
  10. 20. a^2 + b^2 = c^2
  11. 21. Points that lie on the same plane.
  12. 25. Angle A + Angle B = 180
  13. 27. A triangle with 3 congruent angles.
  14. 29. Statements joined by; and
  15. 30. Angle = 90
Down
  1. 2. Statements joined by; or
  2. 3. Passes through the center of a circle, with endpoints on the circle.
  3. 4. Angle A = Angel B
  4. 5. _______ divides an angle into equal parts.
  5. 6. _______ property isIf a=b and b=c, then c=a
  6. 8. _____ of a triangle is a segment connecting the mid points of two sides of the triangle.
  7. 9. A sentence that is either true or false.
  8. 13. Length around the circle.
  9. 15. IF the figure is mapped onto itself by rotating the figure 180 about a center point.
  10. 16. Figure can be mapped onto itself by a reflection in a line.
  11. 22. A shape with 10 equal sides.
  12. 23. ______ property any real number a, a=a
  13. 24. Points that lie on the same line.
  14. 26. ____ Diagrams are a visual way of displaying the relation ship between sets.
  15. 28. Angle < 90