Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. -
Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. Mean line confidence on this page: 0.85.
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The machine reads it as
- adine in ihe Square A B C D, the Difference be
- eweon the Sides and Diaxonal = 6, or a, t0 finc
- eho Side os che squace.
- Then x - a = A C the Diax Mal.
- Bur(By 47 c. Y Fucl.) AC 9: = 2 A D 93 OF EO 2 X X.
- That IS X = 2 X a = a a = 2 X X
- PR OBL. F M IH.
- and becaule ihe Angle ax the Lop is a Rigti
- one, theretore p p == b x, WICH streS d-
- nocher mar oF exprestins p P. S0 hal,
- Cc
- b x and conseguent 0s
- Pransposicion.
- C = XX b x. whiich is an Adfected u2.
- drarick ot che trst Form. Muscibre,
- 50-
- i == X X - -. b X -
- pleacine che Square. Mud,
- a-
- Caner, V cc +--
- by com
- . e Lvolurion.
- Geometricat Construction
- Foin cogerher ac RiehE. anoleS C F = = b and F A
- ele B E D, and chrO thC CCnErC CMTAWIHC LMN A
- Expunge chen x x on both sides, and ic wilt be
- 2 X a - aa = X X, and then by Transposition,
- X X = 2 a X = a a. Compleat rtie Square.
- aud it will bC X X = 2 a x = a a = 2 a a
- WheretOrCx = a = V: 2 a e,
- And consequentts X = V: 2 a a - a =
- Civen one segment os the Base of a RCht- aneled Lr-
- angle, as also the Side os the Trianele Adjacent to
- the orher Serment os the Dase; tis required tofinc
- the rest, and ro form the Triansle.
- Suppose it done; and tet Me Desment b. and che Whence dra che rvo L ess B R and E A. S0 is B
- Side o, be both knonn ox siren. L. et x, the orher K A che Triangle (ougHE.
- Cerche Side Comehr be colled i, dud 6 = a.
- C, Then ivich thelauus LMeribe the Cir-
- OB, Ereet chen ac D che P’erpendicular D R,
- Which Limir, by Describins a Semicircle
- on BA
- thar Semicirele MaII cur the Perpendicular in the
- Poiur K, che Vertex oF chie Priansle required,
- WVADRATRE (in Ceomet) is a Curre
- Line chus generaced.
- Lex there De 2 Radius OF a Cirele, a5 AD, which
- imagine ro move on the Cenee A cont ie CI-
- cumterence of che Ouadrane D B, and at the same
- time lec the side OF the Square C D move equaliy
- donnvards, Pothac che Radius A D and che side
- Oche Square CD, may come tothe Line A B 1O
- gecher. Or ler therighe Line D A, and che Oua
- deantat Ark D B, be borh dirided ineo a lite Num-
- Det oF equal ParIS, as in this Cale chez are each
- into 8. And ro the Dirisions oF che Ouadrant let
- 25 ulans Radii be drawn trom the Cenere A, and
- chrouch che Dirisions in AD a5 mans Parallels 10
- CD, loe chen il a Curve Line be dcaron neactys
- Hlere cherelore, lille L. 1 hupposed 10Be a 1r
- Perpendicular.
- connecline
- Seoment oF che Bale, De Coughe; Which is all
- is necessary ro solve che Problem.
Cite
Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. - . Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/806933011:0684?run=74