Drawing A Quatrefoil
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Drawing A Quatrefoil

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Drawing a quatrefoil - a decorative element typical of Gothic architecture

Drawing a quatrefoil - a decorative element typical of Gothic architecture

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    Drawing A Quatrefoil Drawing A Quatrefoil Presentation Transcript

    • Drawing a quatrefoil _ Stonemasonry technical skills at SkillsTech Australia
      • Method
      • Construct four small circles within a larger circle inscribed within a square
      • Duplicate the small circles at a smaller radius, and terminate all at the intersection points
      Quatrefoil construction
    • Step 1: Draw a vertical line and a horizontal line intersecting at point A in the centre of the page
    • Step 2: Centre compasses at A and draw a circle radius 100mm
    • Step 3: Construct a square outside the circle.
    • Step 4: Join the square’s diagonals through the centre point A
    • Step 5: Scribe arcs with radius 65mm across the diagonals
    • Step 6: Inscribe circles radius 50mm on the original centre lines at B C D and E so that they fit exactly within the first circle. Terminate circles where they intersect
    • Step 7: Duplicate circles using the same centres B C D and E and radius 45mm. Terminate circles where they intersect with the arcs drawn in Step 5
    • Step 8: Clean up construction lines and darken outlines