Basic Geometry

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Across
  1. 5. AB + BC = AC
  2. 9. defines the relationship between the sides of a right-angled triangle
  3. 10. a location that has no size
  4. 11. a part of a line that consists of one end point and all of the points on the line on one side continuing forever in one direction
  5. 13. the diagonal distance between two points
  6. 15. the intersection of two planes
Down
  1. 1. a set of infinite points and a line on a flat surface that extends forever
  2. 2. segments that have the same length
  3. 3. divides a segment into two congruent parts
  4. 4. points that lie on the same plane
  5. 6. a set of infinite points on a straight path that extends forever in opposite directions
  6. 7. points that lie on the same line
  7. 8. the vertical and horizontal distance between two points
  8. 12. a part of a line that consists of 2 endpoints
  9. 14. the intersection of two lines