Geometry Vocab Crossword

12345678910111213141516171819
Across
  1. 4. An undefined term in geometry, it names a location and has no size
  2. 8. Two angles in the same plane with a common vertex and a common side
  3. 9. The length of an altitude of the figure (this is what you call how tall a person is)
  4. 12. A pair of adjacent angles whose noncommon sides are opposite rays
  5. 13. The distance around the circle
  6. 16. A transformation that shifts or slides every point of a figure or graph the same distance in the same direction (if someone says something in German, you need this to understand it)
  7. 18. The point that divides a segment into two congruent segments
  8. 19. The sum of the side lengths of a closed plane figure
Down
  1. 1. The side opposite the right angle in a right triangle
  2. 2. Flat surface that has no thickness and extends forever (you also ride it when traveling far distances)
  3. 3. The original figure in a transformation
  4. 5. A change in the position, size, or shape of a figure or graph
  5. 6. Absolute value of the difference of the coordinates of the points
  6. 7. A trasformation across a line, called the line of ______, such that the line of ______ is the perpendicular bisector of each segment joining each point and its image (you see it when you look in a mirror)
  7. 8. The number of nonoverlapping unit squares of a given size that will exactly cover the interior of a plane figure
  8. 10. Common endpoint of the sides of the angle
  9. 11. A segment that has endpoints on the circle and that passes through the center of the circle
  10. 14. A segment whose endpoints are the center of a circle and a point on the circle; the distance from the center of the circle to any point on the circle
  11. 15. A figure formed by two rays with a common endpoint
  12. 17. A straight path that extends forever and has no thickness (you stand in it at Six Flags)