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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 16, page id 73061350X:0024
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productis, orti exinde excerni enguli omnes simut sumpeius
xquancur quaruorrectis angulis.
24. Si duarum parallelarum incer se aequalium AB, CD,
termini duabusrectis AC, BDleinricem non decullantib.
(incer secancibus) connectantur; concetenres cum aequales
cruncincer Ce, cum Parallela.
25. Omnes recta ex una parallelarum in alteram perpen-
dicolariter ducte, cum inter se xquales, cum ad illam, ex qua
ducta, perpendiculares TunE.
26. In quoris parallelogramo cum opolica latera, cum op.
Doliciangulis incer se equantur. Ec contras livel bis bini op
Policiansuli, relbisbina opposita lacera quadrilateris inter
Le aequentur; quadrilarerum iplum erit pirallelasrammu.
27. Diagonius parallelogrammum Cuum in bina incerle
consruacriangula dispelcit. Ip lae aurem diagonuile muruo
bisecanE.
28. Si parallelogrammum ansulum unum parallcto-
grammialcerius an suloxqualem habuerit; omnes ordine
ansulos, ansulisaquales habebit.
r9. Sitrionoula duo inter se xquealra Fuerinceciam inter
easdem, velxqualirer dictantes parallelasconlticui porerurs
e concra. Icidem si duo parallelogrammaincer le aequeal-
ea Fuerine; decontra.
20. Friansula aequealta sup er aqualibusbasibus consti-
cuca, incer se aequalia Tunt.
2I. Parallelorammaxquealca suxer aequalibus balibus
conttieura inter se xequalia tunt.
22. Si triansula Cuper aqualibus basib consticura x qua-
liafuerine; etiam aequealca Crune. Parallelograma similiter.
23. Sicriangula aequealta fuerine incer se aequalia; etiam
super egnalesbales costitura eriit. parallelograina limiliter.
24. Siparallelogrammumeriangulo luper aqualis bali
xequealcum fueric erianguli duplum erit.
25. In quorisparallelosrammo du0 5y278a (exeodem
ainsopiipueto estormaca) complemeta, incer le aequacs.
Bima