The triangle point 6.4.12.1 from EF to drag straight out towards the EF F.Drag the tangent at point B 6.4.12.2 circle perpendicular to the line EF M point.6.4.12.3 using the M and Q is equal to the RADIUS centre point, MQ, or AO or BO writing a contrasting point curve Y (using a roundabout.)6.4.12.4 drag the circle arc cutting OY at the point G.6.4.12.5 FG length is the length of the rectangular Figure 9.6.4.12.6 uses the RADIUS F centered FG wrote an arc cut the circumference of the circle until the circumference will be 9 sections.6.4.12.7 draw a line from point F to point towards cutting with arc, respectively, until the 9 point will get a 9 squares as desired.
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