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Philippi Lansbergii Cyclometriae novae libri dvo .. (1616)

Lansberge, Philippe van, 1561-1632 · Middelbvrgi : Ex officina Richardi Schilders · leaf 67

An illustration from Philippi Lansbergii Cyclometriae novae libri dvo .., 1616, leaf 67
nter radium circuli ét femiffem perimetri bafis fekloris, eS latus quadrati dato fetlori &- qualis. Confíequentia manifefta eft. Nam fi defcriptum fit re&angulum contentum radio circuli & bafis fe&oris perimetri dimidio, media proportionalis inter radium circuli & bafis fectoris perimetri dimidi-… … . loEG. Quiaautem | hocrectangulum aequale eft fe&ori A C B D, oportet etiam quadra. tum DH Í Keidem zquale effe. Defcriptum igitur eft quadratum DHIK, fe&ori À C B D equale ; quod erat faciendum, s. Si triangulum à duobus vadijs c baft fegmenti , addatur maiori fe&lort, totus erit. area 8 K 2…

Circle · Geometry -- Early works to 1800

Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.

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