s eft. Con- LIBERI SECVNDVS. Confeòtarium i. *9 Si a duobus angulis Tri anguli perpendiculares àucantur in latera oppofita; Sinus Angulo~i rumtSinubus Perpendicularìumfunt dircele proportionaiesi Et cantra, per Axiom. i. In Triangulo A B C, a polis M & L ducantur per-pendiculares CE,BD in… … . f Sinus Totus B H . . CF. £ j Sinus HIg ; Sinus B C . . FG- . . CB. ^ i^Stntis C E . . BD. . (H I. & alterne FG. Ice. ^ [BD. * fa I- Ergo SJ C E** F^ F G. &1 [BD. Porerimus etiam Confeófcarium iftud aliter exprimere,hunc fcilicet in modum. Si tres Arcus majorum Circulorum in eodem punito…
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