Geometry Construction 13

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1.  Given the circumference of a circle, construct its center using the compass alone. ¡@
2.  Construct the Peaucellier's linkage using the compass alone. ¡@
3.  Given a circle and two points, construct the points of intersection of the line joining the two points with the circle using the compass alone. ¡@
4.  Construct the vertices of a regular pentagon using the compass alone. ¡@
5.  Construct the linkage to draw an ellipse using the compass alone. ¡@
6.  Construct the Bowditch Curve using the compass alone. ¡@
7.  Construct the ellipse and the hyperbola using the compass alone. ¡@
8.  Construct the parabola using the compass alone. ¡@

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