Geometry Exam - 4th quarter

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Across
  1. 4. chord containing the center of a circle
  2. 5. triangles with two congruent sides
  3. 7. angle in a circle whose vertex is the center of the circle
  4. 11. means same size and shape
  5. 13. angle in a circle whose vertex is ON the circle
  6. 15. two noncoplanar lines that never intersect
  7. 16. line that touches a circle in only one point
  8. 17. angles who share a vertex and who are "across an x" from each other
  9. 19. arc with a measure of 180 degrees
  10. 20. measures below 90 degrees
Down
  1. 1. angles that share a vertex and a side with no common interior points
  2. 2. segment that extends from the center of a circle to the edge of the circle
  3. 3. quadrilateral with two pairs of parallel sides
  4. 6. angles whose measures add up to 180 degrees
  5. 8. a quadrilateral with four congruent sides
  6. 9. points that are on the same line
  7. 10. lines that cross at right angles
  8. 12. a five-sided polygon
  9. 14. line or segment that cuts through a circle in two points
  10. 18. the point at which two rays meet to make an angle