Page:The Mathematical Principles of Natural Philosophy - 1729 - Volume 2.djvu/455

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- - ' "' ", !A > gift APPE DI . n Among the Explorations, (given by a Frienif of pm: Trqvzftianr in this Book, not dzmmhrated lv] the Author, the' Editor fading thq/é foIIowi7z§ , has thought it proper to annex them. /ms, IoCor.z. Try. gf. Book 1. Tag 3032 1. <;j*;1;, N O End the force whereby a, fphcré "f-';~?~ ff; t (Ads,) on the diamner AB, ar-1 ~V n '15 " tra&s éxebody P. (Pl. 19; Fig. 1.) f Q7)j § Ltt SA:SB-.:r, PS:d, PE "'/'°"'»”"t"f“'::x, PB:4:J--f, Pdzfa

d-r; Therefl aazdd-rr; alſoa-|-¢:z»'-4-¢:z.r;

Therefore -44-am: 4dr: And SE:rf—X, .JE "ix-a, BE: 41-x. Now the forte yghércby theucircle, whoſe radius 1; Ed. am-a&s the body P. is ag 1 — £5 (by CDE- lj Prop. po.) ~J I 3