B, 1 EC A USE the straight lines CD, CE, CA, CB, are = to one another (Prep. 4. aamp; D. 1%. B. 1.). 1. It follows, that CD + CE is = to CA + CB or AB. Ax. x.B.i. But CD -f CE is agt; DE (P. 20. B. 1.). 2. Wherefore, AB is also agt; DE or agt; HI, because HI = DEanbsp;...
|Title||:||Instructions Given in the Drawing School Established by the Dublin Society: Course of mathematicks. System of the physical world. System of the moral world. Plan of the military art. Plan of the marcantile arts. Plan of naval art. Plan of mechanic arts. The elements of Euclid|