The first six books of the elements of Euclid : with a commentary and geometrical exercises ; to which are annexed a treatise on solid geometry, and short essays on ancient geometrical analysis, and the theory of transversals (1861)
Lardner, Dionysius, 1793-1859 · London : Print. for Taylor and Walton · leaf 121
102 ELEMENTS OF EUCLID. This proposition, however, admits of direct proof. Wp shall expressthe proposition thus : If a circle touch another internally, every point of its circumfer-ence, except the common point through which the line drawn joiningtheir centres passes, must be within the other. Let…
Geometry
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
