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The first six books of the elements of Euclid, in which coloured diagrams and symbols are used instead of letters for the greater ease of learners (1847)

Byrne, Oliver, Whittingham, Charles, 1795-1876, Chiswick Press · London : William Pickering · leaf 111

An illustration from The first six books of the elements of Euclid, in which coloured diagrams and symbols are used instead of letters for the greater ease of learners, 1847, leaf 111 — But if neither of the Hnes —=—^^— or •—^-i—pafs through the centre, draw ——----.from the centre to their interfedlion. If «i^^^ be bileded, ._._._ _L to it (6. 3. pr. 3.).*. ^^ = I ^ and if — be bifed:ed, (B. 3- P-- 3-) and .*, 5 a part equal to the whole, which is abfurd :.*. ———— and ———• do not… … F two circlesinterfeSl, they have not the (0) Janie centre. Suppofe it poflible that two interfedting circles have acommon centre ; from fiich fuppofed centre draw ^.i^..to the interfering point, and ^^—^—••■--■■the circumferences of the circles. meetmg Thenand <— (B. i.def 15.)- (B. I. def.…

Euclid's Elements · Geometry

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