CAD Exercise 19 (ID:23866)

This is a symmetrical shape that resembles a beautiful weaving pattern.


  1. Use Polyline to draw a straight line with a length of 20, and then draw a semicircle with a radius of 5
  2. Continuously offset the polyline at a distance of 5
  3. Draw a straight line from the vertex of the arc, with a length of 20
  4. Using a circular array to copy graphics
  5. Add annotations
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