Crossword title

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Across
  1. 1. sketch or rough form of writing or documents
  2. 4. has 8 sides and angles
  3. 6. projection an object is depicted
  4. 9. form or shape
  5. 11. drawing a projective drawing of which the of the frontal line
  6. 12. lines that go up
  7. 13. direct or incline at an angle
  8. 14. triangle has 3 equal sides
  9. 15. half of a diameter
Down
  1. 2. drawing an object in which all three dimensions are drawn at full scale
  2. 3. lines that cross
  3. 5. lines solid heavy lines
  4. 7. lines a line that goes across
  5. 8. lines that don't touch
  6. 10. a straight line passing from side to side through the center