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The first six books of the Elements of Euclid, in which coloured diagrams and symbols are used instead of letters .. (1847)

Euclid, Byrne, Oliver · London, W. Pickering · leaf 126

An illustration from The first six books of the Elements of Euclid, in which coloured diagrams and symbols are used instead of letters .., 1847, leaf 126 — .) and (B. i.def. 15.) and but iince is a right angle + (B.i.pr.47.) ,...2 -|- M, 2 for the -2 + fame reafon, + BOOK III. PROP. XIV. THEOR. 93 t ....«<.« • » Alfo, if the lines ....... and ........ be equally diftant from the centre; that is to fay, if the per-pendiculars -■■ •«-•■- and… … but HE diameter is the greatejl jlraightline in a circle : and, of all others,that which is nearejl to the centre isgreater than the more remote. FIGURE I.The diameter —— — is C any lineFor draw > ——— and —— < and ■ ■ = • —I— i (B. i. pr. 20.) Again, the line which is nearer the centre is…

Geometry

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