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# Title: Qua Continentur De Angulo Contactus & Semicirculi, Disquisitio Geometrica. De Sectionibus Conicis Tractatus. Arithmetica Infinitorum: sive de Curvilineorum quadraturâ, &c. Eclipseos Solaris Observatio (shelfmark Leibn. Marg. 84:2)
# Folio 11, page id 824573315:0095
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# Lines: 23 recognised, mean confidence 0.87
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PROP. 5.
DeSeierilus Corrcis.
Inc Cirenos bisecsbit: Circu E9; ille cujus diaMeter
C balis Frianguli, Coni Basis dicerur.
Conus autem sc Formatus, Sitam expoliti Trianou-
liCrura sinc aequalia, quam circulorum plana plano
Prianguli recta, CrIT COnS RCCUS, (UEPOTC CujuS AXIS
eA Bali perpendicularis, qui propcerea axis tiectus di-
ci (olet;) s vero vel aliera vel alceruera illarum con-
dicionum desIr, ( puta (i vel expolitum Priangulum (C
inxquierurum, vel plana circulorum plano Trianguli
oblique insiltane, erit Conns Scalerns, hoc eA inclina-
tus vel obliquatus, (cujus nempe Axis Basi cblique
insiltit, atq. axis Oblignus dici Colet:) Ei vero Trian-
culum Diltortum Fueric, Eet e Conus Vistorius, non
veruS COnUS.  enon
Prout aurem Trianeulum porcst (productis intra
balin cruribus) in intinicum centinuari; ita _ COnUS
Pari modo continuandus supponitur.
AcIS ctiam, PCut (continuatis, pelt decussarionem
Crianguli cruribus supra verrieem) alilid tormari ro-
lo 2
tEs