3414GEOMETRI Æ
XIV.
XV.
I.
CViuslibet propoſitæ figuræ planæ, vel ſolidæ, verti-
cem inuenire, reſpectu datæ, pro figura plana rectæ
lineæ pro ſolida verò, reſpectu dati plani.
cem inuenire, reſpectu datæ, pro figura plana rectæ
lineæ pro ſolida verò, reſpectu dati plani.
Sit ſigura plana quæcumque, ABC, &
in ea ducta recta linea,
BC, oportet reſpectu ipſius, BC, verticem figuræ, ABC, inue-
11A. Def, 1.9[Figure 9] nire. Sumatur in plano figuræ, AB
C, indefinitè producto, vtcumq; pun-
ctum, N, & per, N, ipſi, BC, du-
catur parallela, KV, indefinitè hinc
inde producta, vel igitur, KV, tan-
git figuram, BAC, & ſic inuentum
eſſet, quod quæritur, vel non; igitur
erit, KV, vel intra, vel extra figu-
ram, vbicumq; ſit, moueatur, KV,
ſemper manens in eiuſdem figuræ
22Poſtul. 1. plano, & æquidiſtans ipſi, BC, re-
cedendo ab eadem, BC, ſi intra figu-
ram reperiebatur, vel accedendo, ſi erat extra, tandem . n.
BC, oportet reſpectu ipſius, BC, verticem figuræ, ABC, inue-
11A. Def, 1.9[Figure 9] nire. Sumatur in plano figuræ, AB
C, indefinitè producto, vtcumq; pun-
ctum, N, & per, N, ipſi, BC, du-
catur parallela, KV, indefinitè hinc
inde producta, vel igitur, KV, tan-
git figuram, BAC, & ſic inuentum
eſſet, quod quæritur, vel non; igitur
erit, KV, vel intra, vel extra figu-
ram, vbicumq; ſit, moueatur, KV,
ſemper manens in eiuſdem figuræ
22Poſtul. 1. plano, & æquidiſtans ipſi, BC, re-
cedendo ab eadem, BC, ſi intra figu-
ram reperiebatur, vel accedendo, ſi erat extra, tandem . n.