The Artisan, or, Mechanic's instructor : containing a popular, comprehensive and systematic view of the following sciences ... also biographical notices of eminent scientific men, enriched by portraits : with many interesting and valuable articles relating to the mechanical and useful arts : the whole intended as a companion to the institutes (1825)
Carey, George G · London : Printed for William Cole · leaf 33
ff a part equal to to the whole triangle DEF; and the other the less. angles, to which the equal sides are oppo- site, shall be equal to each other ; viz. the Let A B and C be the less given straight angle A B C to the angle DEF, and the lines, whereof A B is the greater. It is angle ACBtoDFE*… … each angle must have a side opposite to it, and DEF, A E is equal to A D ; but the straight each side an angle opposite to it. Thus, in the tri- line C is likewise equal to A D ; whence angle ABC, the side A C is opposite to the angle A E and C are each of them equal to at B ; ami the angle at C is…
