Geometry Crossword Puzzle

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Across
  1. 1. If all 3 sides of a triangle are proportional to all 3 sides of another triangle, then the triangles are similar
  2. 6. If three parallel lines intersect two transversals, then they divide the transversals proportionally
  3. 8. The distance around a circle
  4. 10. A line that intersects a circle in two points
  5. 11. If a central angle of a circle is less than 180 degrees, then it is a ______
  6. 16. a parallelogram is a rhombus iff each diagonal bisects a pair of opposite angles
  7. 18. the set of all possible outcomes in a probability experiment.
  8. 19. Invalid congruence theorem used for triangle congruence
  9. 23. If two lines are cut cut by a transversal such that the alternate interior angle are congruent, then the lines are parallel
  10. 24. 2 examples of these are squares and some parallelograms
  11. 25. The sum of the measures of the interior angles of a convex n-gon is 180(n-2)
  12. 27. a segment whose endpoints are in a circle.
  13. 28. The sum of a triangles angles is equal to _____
  14. 29. A segment in a triangle that shows the height of the triangle
  15. 30. If two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar
  16. 31. A line in the plane of a circle that intersects the circle at one point
Down
  1. 2. If a trapezoid has a pair of congruent base angles, then the trapezoid is isosceles
  2. 3. the opposite angles are congruent in these
  3. 4. A polygon whose vertices all lie on a cricle
  4. 5. A(n) __________ shows the probabilities of the outcomes of a binomial experiment
  5. 7. A(n) _______ is an angle whose vertex is on a circle and whose sides contain chords of the circle
  6. 9. A(n) _____ is a solid that is bounded by polygons called faces
  7. 12. A segment of a triangle that is parallel to one side and bisects the other two sides
  8. 13. If a central angle of a circle is more than 180 degrees, then it is a ______
  9. 14. Squares are full of these
  10. 15. when to straight lines intersect, the angles formed by the intersection are called _____
  11. 17. If 2 sides of one triangle are proportional to 2 sides of another triangle and the included angles are congruent, then the triangles are similar.
  12. 20. a quadrilateral is a square iff it is a rhombus and a rectangle
  13. 21. If a quadrilateral is a kite, then its diagonals are perpendicular
  14. 22. If three sides of one triangle are congruent to 3 sides of another triangle, then the triangles are congruent.
  15. 26. A region formed by the outside of the circle and two radii