Geometry Crossword Puzzle

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Across
  1. 1. A quantity that has both magnitude and direction
  2. 7. A segment of a secant with at least one endpoint of the circle
  3. 10. The third axis in a three dimensional coordinate system
  4. 11. Rotation of of order 2
  5. 13. The ratio between two corresponding measurements
  6. 14. A change in the position, size, or shape of a figure or graph
  7. 15. The original figure in a transformation
  8. 17. A system of geometry defined on a sphere
  9. 18. A drawing which nonvertical lines apear to meet at a point called the vanishing point
Down
  1. 2. Two coplanar circles that intersect at exactly one point
  2. 3. Symbols used to label the image in a transformation
  3. 4. The study of the relationship between sides and angles of a triangle
  4. 5. The endpoint of a vector
  5. 6. The study of the properties of a geometric figure that do not change under stress
  6. 8. A ratio of two sides of a right triangle
  7. 9. A segment of a tangent line with one point on a circle
  8. 12. The point opposite of the base
  9. 16. An ordered rectangular arrangement of numbers