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# Title: Erhardi Weigelii Sacrae Caesar. Maiest. ut & Com. Pal. Sultzb. Consiliarii, Supr. Artium Archit. Directoris Saxo Ien. Mathemat. PP. totius Academiae Senioris, Philosophia Mathematica (shelfmarks Leibn. Marg. 65; ZEN Leibn. Marg. 65)
# Folio 143, page id 79876922X:0635
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 47 lines, status machine
# Lines: 47 recognised, mean confidence 0.76
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obet se
IrCA V
latera
eguale 
tFbBH
it.
unt I
quibu
ater se
Ca
pril
AD.
3
11,C
PIACTLLIM C.ONTTGLRATORUIM. 143
namu
in sc. mucuo ducti, eantum producune, quancum
extremi.. FvO. per Procl. 20. PanC.
CZ
SubdiClaen Lo.
qualia Cs aeguiancula parallelocramma
inter se habent latera reciproce propor-
tionalia Cs vicissim.
daM AB. BC:: BDs BLI :: BF. BFI:S. BE. BCio.
e Vicis(Im F1S. 48on
SudiCtamCH 2.
Trianculorum ABC. DB L. agnalium 5
unum Flum B. uni aqualem (consequen-
ter omnes) balientium reciproca sunt
latera circa aequales angulos.
Nam FiG. 49- AB. BF: A ABC. ACBF, 3-
ADBF. ACIBF::D B. BC. X VicisTIM AABC
CBF =: AB. BFi: DB, BCa  ADBF. CiBta P. F-
BO. AIUM ABC = DBB
c
Subdictamen z.
Due cbordae Circuli AC. BD. se mutuo se-
cantes in F. habent. sermenta reciproce
proportionalia.
VEDE. B C:: F R. F B. NTam Fig. 5O. LIUS
BAC =BDCI. per Subd. L. PrOd. 5. C ap. 5. QCIUS
AEB =DF C. POr PrOc3. C.ap. 3. hujus. ErSO
tunt xequiansula. F. Tunt sinilir. R perSubd.
2. MuuS. Ersorectans BF= rectans: AF. C
per Subd. L. BuIIIS0
0.
Gior-