is the line required.[Footnote 15] ]
[COROLLARY II.]
We have hitherto proceeded on the supposition that the given line was small enough, and near enough, to be actually drawn on our paper of its real size; as in the example given in Appendix I. We may, however, now deduce a construction available under all circumstances, whatever may be the distance and length of the line given.
Fig. 11.
From [Fig. 8.] remove, for the sake of clearness, the lines [p20] ]C′ D′,
b
V, and T V; and, taking the figure as here in [Fig. 11.], draw from
a
, the line