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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 32, page id 73061350X:0040
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16. E. ectilincum circulo circumseriptum, vel cire
Iusiplinseripeus elledicitur, s omnia rectilinei larera
CITCNLUM EAASANE.
17. Rectangulum CDF sub duabusterminaris re.
AisA, B, CC rel comprehendidicitur, cujus conterini-
na latera CD, DF dictis rectis A, B, aeguantur.
SL LMAL A.
L. D Excria data puncta, non directim lita A, B, C, peri.
. pheriam describere.
Eligancur hinx dictancix binorum punetorumr. S. re-
etae AB, AC, (non opus eltuc ducantur) quae bilcentur ract.s
DE. FC, quarum concurtus CHI; is crir centrum periphe-
FIX.
COroII. P. Datoerianculoperipheriam circumscribere.
2. Dataperipheria, vel arcus centrum in venire.
n
2. Per dlatum darae pelipheria AB punctum A, rC.
etam tangentem ducere.
Invencum peripherix centrum: C connectatur recta cum
designato contactus puncto A; ducarur adiplam C A per-
pendicularis. D AF; Ca exie quae quaerieur.
3. Data peripheria, cujus centrum (datum vel in-
1
Ventum) A, ex dato exit.
ducere, qua peripheriam cansat.
Ducta ABBilecetur in C; incerralloC A, Cenero C delcri-
bacur peripheria, daram Deripheriam lecans ih D; ducatur
BDE recta, ea elt quae quaeritur.
4. Datum arcum AB BiscCaLC.
Siignocum escenerum arciis, bisecetur recta (inre llecta)
AB, eoquoin probl, 6. P. L. dictum est modo. Onod sicen-
erum C. lienorum; ceneris Ad B concurront aequiradie pe-
ripheria in D, ducacurq: DC: Htacproposirum arcum in P.
bitariam diridEt.
13aco