Text-book of Euclid's elements for the use of schools : books I - VI and XI (1900)
Hall, H. S. (Henry Sinclair), 1848-1934, Stevens, F. H. (Frederick Haller), 1853-1933 · MacMillan : London · leaf 397
lethe ratio of the base to a side. 11. Through a given point, between two straight lines con-taining a given angle, draw a line which shall cut off a triangleequal to a given rectilineal figure. Obs. The 32nd Proposition as given by Euclid is de-fective, and as it is never applied, we have omitted… … Let ABC and DEF be equal circles, and let BGC, EHF beangles at the centres, and BAC and EDF angles at the Oce\ Then shall (i) the l BGC : the l EHF :: the arc BC : the arc EF;(ii) the L BAC : the l EDF :: the arc BC : the arc EF ;(iii) the sector BGC : the sector EHF :: the arc BC : thearc EF.…
Geometry · Mathematics
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