Geometry vocabulary

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Across
  1. 3. Start of a vector
  2. 4. This is a basic element of geometry. It has direction, no beggining and no endpoint.
  3. 8. Orientation of a vector
  4. 9. It is the way in which the vector would move along that line
Down
  1. 1. Length of a vector
  2. 2. 2-dimensioned space where you can write coordinates
  3. 5. Synonim of arrow
  4. 6. This geometric element has no dimension
  5. 7. End-point of a vector