Analytical Geometry Vocabulary

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Across
  1. 1. If a line is horizontal, it's ______ is m = 0
  2. 4. The two-dimensional space formed by the intersection of the x and y axis
  3. 6. Steepness is a measure of the angle of _________
  4. 10. Lines that cross at exactly one point in common
  5. 11. A vector is frequently represented by a line segment with a definite direction, or graphically as an _______
  6. 12. The endpoint B is the _______ point
  7. 14. Two vectors that have the same direction are _______
  8. 15. The point (0,0) on a Cartesian plane is called the ______
  9. 16. Lines that lie exactly on top of one another
  10. 19. Direction refers to direction of ________ from A to B
  11. 20. Points that lie on the same straight line
  12. 21. The distance between two points of a vector
Down
  1. 2. When two vectors cut themselves into a right angle, they are _________
  2. 3. The point halfway between the endpoints of a line segment
  3. 5. Another name for Analytical Geometry: ________ geometry
  4. 7. A pair of numbers that tell us the location of a point
  5. 8. The method we use to draw lines, points, shapes on a coordinate plane
  6. 9. The slope is the measure of ________ of a line
  7. 13. A _______ vector is a geometric object that has magnitude and direction
  8. 17. In the coordinate pair (x,y) the x and y are called the x & y _______
  9. 18. The sum of two or more vectors