HOW MUCH YOU ALREADY KNOW?

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Across
  1. 2. use for drawing arcs and circles and used as similar to divider, it compose of one with a pen leg and the needle point being held together.
  2. 7. used to draw any ordinary drafting symbols or repetitive features, also used for hexagon or for bolt nuts, circle thread forms.
  3. 10. is a three side ruler which typically has three equal side meeting at 90 degrees angle and to a third side at 30,45 and 60 degrees angle
  4. 12. used for fastening the drawing paper on the drawing table or drawing board.
  5. 14. is essential for communicating ideas in industry and engineering.
  6. 15. A drawing instrument used when drawing horizontal lines and vertical lines with an aid of the triangle.
  7. 16. adopted the Phoenician alphabet and used in Greek colonies until 700 BC.
  8. 18. adopted the hieroglyphics and developed into 22 characters
  9. 20. "heiros" is a Greek word meaning ______.
  10. 21. letters All letters having an elementary strokes of even width are classified as_____.
  11. 24. printed with heavy stem and use for advertisement purposes only
Down
  1. 1. printed with thin stem and use for engineering purposes.
  2. 3. most important tool of a draftsman used for sketching and made of graphite with kaolin clay.
  3. 4. All letters having an elementary strokes accented consisting of heavy lines and light lines are classified as ___ letters.
  4. 5. used to draw mechanical curves other than circle or circular arcs.
  5. 6. _____ developed hieroglyphics or hieratic writing/picture writing
  6. 7. used when reproducing a drawing in an enlarged or reduced version to some regular position.
  7. 8. used to clean the dirt of the drawing.
  8. 9. _____ letters are too illegible use for commercial purpose. It is use for diplomas and certificate.
  9. 11. All letters that are drawn in slanting position are classified as _____ letters.
  10. 13. It is a semicircular instrument divided into 180 equal parts, each of which is called degrees.
  11. 17. used to draw any ordinary drafting symbols or repetitive features, also used for hexagon or for bolt nuts, circle thread forms.
  12. 19. the art of representing objects or forms on a surface by means of lines.
  13. 22. Developed the alphabet into 26 characters or letters.
  14. 23. is a drawing that express aesthetic, philosophic or other abstract ideas