# Leibniz Legible — https://leibnizlegible.com # Page: https://leibnizlegible.com/page/806933011:0067 # Permalink to this reading: https://leibnizlegible.com/page/806933011:0067?run=74 # Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71) # Folio - , page id 806933011:0067 # Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=806933011&page=67 # Source image: https://digitale-sammlungen.gwlb.de/content/806933011/jpgs/default/00000067.jpg # Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 106 lines, status machine # Lines: 106 recognised, mean confidence 0.87 # Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. # Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text. # Wording rule: say "the machine reads it as …", never "Leibniz wrote". # After the first blank line: the recognised lines in reading order, one per line. wrtien che Less are crooked Lines, eis calied a Curvhneal Anxle 25 A; and when onc L cgs is Arun a e ddet erootied, ito calel t Anle, 25C. An Ansle is urually marked with 3 Lerters selpecially iE chere bemore Ansles chanene ac the same FOinc) Whereot che midcle Lerrer, wtrich i alvays placed ac the Angular lone tete cile Lines meet, denores the Angle. Che evanrity, 1. C. The Crearness Or Smallnes. ot an Ansle is by no menns nealured by che lensch. OF iEs Legs, buc by cheir Vittance Frorir or Inclination eo cach ocher. Phus che Angle B is lelS than chough the Lees OF B arc much lonser chan chole oF A; bur ehen chose ot B are more inclined ro cach orher, than the L. ees oF the An sC 12. Which to conceire che berrer, imas. because irs AnguTaL LOILIS BLUIME. callea ils Lages) arc Riphr ox Strait ones, is cal. precenee divided ino 360 pares shien are called led a Righr. lined Or Recti lineal Anele aS B; buE Derrees) the ch pare ot char, is 90 DCBr. and cheretore a RigHE COHCaIS 9O DeOI. 2. An Obruse Angle, 25aco, Which exceeds or IS bigger Than d LsL OC, ae lS casset Ouse 3. An Aoute AnC, ad al, W 1 sels CHa13 Rixhe one, and is callel Aente because, irs Angular PomEis Marp. Ld le Cas Conam fully 180 Degreco, et MC LCG tans inco the Pame Kishe Line wich che orher, and chey make the Diameter oF che Circle, ob. angles also receire leretas oet BeIMalL lacion coche leveral Fisures rhey are in, and iho mon id bo Lsles, aset alC BH Laket ISC- are unequal, che Obcuse one Wit D as much big. ger chan a Rishr onc a5 che Acure one is lels. arid cheretore in che whole must make just evo ons accordins co rtieir several Policions, cheir RC Lines chactorm them. Some are called T. Contieuous OE A L a5 a dII 6 cand b, a and d, _C. Which have one LeB CoM- cher, alvays equa l eo civo Rishr ones; For ifchez are equal ther must be boch Righe; and il chey RighE. 130. T. Fuclid. Cor. And trom hence ris plain, thar aII ete Angles hac can be made abour any Poine are equal buc r0 4 Rishe ones. 2. Opposite Or vertical Angles, 25, T. Thole that ihe Anole A10 be laid upon B, 25 the prick Lines abouc B do reprelene; ihen cis plain che Argle B will casily be concained wichin A; and cheresore is less chan A, because ies Lees conescher, and w hich nearer, or are more inclined row ards each ocher, couch only in cheir than chole ot A: And consequenrly A will be 2 greater Ang: C chan B, because its Legs are farther che Aneles a and b distane trom each ocher chan che L egs OF B. II vou imagine che Legs roopen and Muc like those oF 2 Joinc. Rule, or a Pair of. Compasses che chins ill bevecy plain. neOuanciry ol any Angle is mealured by ctie Tumit Ot Degrees of the Ark oF a Circle inter cepced berween che Legs oF the Angle, volible are made by co RixtE LInES CrOKtInS eACh O Angular Poine. Lhus Orc and d, are cal- led Opposire Dr Verti- cal Angles, becaule they are opposed ad Verticem Oc ac cho Flead, and theretore in Come BoOkS arc called Lread ancles. Thele are alas equal one ro dno. rhier, becaule eact wich che Contiguous t one makes 2 RiphrAneles by N. L i5 Caid e0 be angle allo in any Trianole Sppos ds IC: ne Side chac sul ais rothe Side B. (Fig. Preced. asche Anpte Same Fi any Triangle, a5 acf eure) che Angle e and a are called internal an is equal eo chem DOch. Opposite, in respect oE Cternat Angle f, wtricte Center is the Anpulae POInE. THuS the ArK ab is che Meature oF che Angle acb; and ifthar Ark (Cno orhers that are contain 30 Degrees, the Angle is lal d ant Ansle ot 30 Dcerces RECTLLINEAL ANOLE, iSOF Z TOFES. . Riche, When one Leg of che Angle Aands. Opposite allo in re exactly upriphr, or perpendicularty on the ocher, terence to che PX. a5 pe dorh on cb; and inclines no more one way ternal one a and b, chan ic doch anocher. And such a Rishe Angle is ro wiscent iliey are laid eo be un Ansle ot 90 Deprees, becaule ris slerulalles cqual. measured by an ArK chac is ihe ACH parE OE a Circle (as jou lec in the last Figure) and every Circte beins supposed re hare is uhole bun 5. H a Firie cul Parallet, che An les ’alset alc Called internal and