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# Title: Ioachimi Iungii Philos. ac Medic. D. & Gymnasii Hamburgensis Rectoris Geometria Empirica (shelfmarks Leibn. Marg. 9a; ZEN Leibn. Marg. 9a)
# Folio 14, page id 73061350X:0022
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24
ceperis D e B, concurrane peripherix in P. Ductis rectisBF;
DE constructum est quadracum ABE D.
2r. Datis duobus lateribus BA, AC, in dato angulo
BAC, Parallelogrammum construere.
Cenero B, incerrallo AC. describacur arcus DEs cenero irem
Cincer rallo AB deCcribatur alter arcus FC priorem sccans
in FBicacamen, uc punctum C, e incerlectio PPlinc in cadé
plasarecta Ba, ducancurq; rectae BII, TIC. FricB AC II Paral-
lelogrammum juaelicum: e hociplum elt, quod dici solec
paralleloorammum BAC complerc.
CorgII. 1. Patet hinc quomedo Rhembus, es rectanculum oblon
cum construenda sint.
2. Iem quomodo duo para leloerammainera eascem parallelas
construenda sint super eaden bast.
12. Circino non variato supra datum latus AB
quadratum construere.
Interrallo AB, Ceneris A _ B describaneur arcuS: dein ece-
ta
troC ponacur punetum D; applicgtre gula ad DA invenia-
cur punctum Eie cencro E. ponatur punctum F, e centro F
ponacur punctum G; ericq; ABCF quadracum de sideracum.
II. Concepta est hoc modo constructio, ut discrimen appareret, inter
accurtatam es minus accuratam problemaris alicujus descriptionem,
IHEOAFMALA.
. Uaeincer le relcoca, rel per parres congrua lunc, eri-
Lam aqualiatune.
2. Angulircetilineiae quales, eriam congrurTunt. Idcoq: (
linea linex, angulus ansulo, tixura fisura, vel roca, rel per
parres congrua luc, cidem eriam aequalis elt. VF Parallelo.
orammum ABCD sccudu diasoniu aberueram BD distectum
i
perpartes cooruarparallelogramobliteide equale cA.
3. Omnes ansulirectilinei recti, incer le aequanrum
4. ancguli rerricalirer opposuci nimirum BAC, DAC
inver se xquades tunt.
Obligui