Geometry Extra Credit

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Across
  1. 3. A point that divides a segment into two equal parts.
  2. 5. A drawing or explanation that proves a conjecture false.
  3. 11. If any part of a diagonal contains points in the exterior of the polygon.
  4. 13. A part of a line that starts at an endpoint and extends forever in one direction.
  5. 15. A straight path that has no thickness and extends forever.
  6. 16. Two nonadjacent angles that are formed by intersecting lines. (They are always congruent.)
  7. 18. A flat surface that has no thickness and extends forever.
  8. 21. A closed and rigid figure.
  9. 22. "Axiom" a statement that is accepted as true without proof.
  10. 25. A quadrilateral with one pair of parallel sides.
  11. 27. A location that has no size.
  12. 28. A quadrilateral with two pairs of parallel sides.
  13. 30. A triangle where two of the sides of the triangle are congruent.
  14. 31. Angles A pair of angles that are on opposite sides of the transversal on the inside of the two lines being cut.
Down
  1. 1. A Three Dimensional Solid that has two congruent and parallel faces that are circles.
  2. 2. Trapezoid A trapezoid that has two congruent legs.
  3. 4. Two Adjacent Angles that form a line.
  4. 6. A truth that follows from other true statements. (It has been proven.)
  5. 7. A triangle where all interior angles are acute.
  6. 8. The squares on the legs of a right triangle add up to the square on the hypotenuse.
  7. 9. This means to divide an object into two equal parts.
  8. 10. 3-D Figures
  9. 12. If a diagonal does not contain points in the exterior.
  10. 14. A pair of angles that speak about the same location at two different intersections
  11. 17. The number that is multiplied or divided to a number to complete a pattern.
  12. 19. Three or more points that are on the same line.
  13. 20. A parallelogram that follows all rules that apply to rectangles and rhombuses.
  14. 23. A line that intersects two or more lines creating certain angles.
  15. 24. A polyhedron that has a point at the top called a vertrex. The base can be any polygon.
  16. 26. A Three Dimensional Solid that has two congruent and parallel faces that are polygons. The remaining faces are rectangles.
  17. 29. Segment A portion of a line consisting of two points and all points between them.