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Using the point A and the point Ha, construct a line ha (rule W02);
% DET: points A and Ha are not the same
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Using the point A and the point Hc, construct a line c (rule W02);
% DET: points A and Hc are not the same
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Using the point Ha and the line ha, construct a line a (rule W10a);
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Using the line a and the line c, construct a point B (rule W03);
% NDG: lines a and c are not parallel
% DET: lines a and c are not the same
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Using the point Hc and the line c, construct a line hc (rule W10b);
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Using the line a and the line hc, construct a point C (rule W03);
% NDG: lines a and hc are not parallel
% DET: lines a and hc are not the same