Elements of geometry : containing the first six books of Euclid, with a supplement on the quadrature of the circle, and the geometry of solids : to which are added, Elements of plane and spherical geometry (1826)
Playfair, John, 1748-1819, Euclid · Philadelphia : Marot & Walter · leaf 205
ABCD exceeding it by a solid less than the given soliflZ. Q. E. D. PROP. XIV. THEOR. Pyramids that have equal bases and altitudes are equal toone another. Let ABCD, EFGH, be two pyramids that have equal bases BCD,FGH, and also equal altitudes, viz. the perpendiculars drawn from thevertices A and E… … may be described about the pyramid ABCD that shall exceed it, by anolid less than Z (13. 3. Sup.); let thesf be the prisms that have fortheir base? the (ribnj);lei. BCD, NQL. ORI, PSM. Divide EH intothe same number of equal parts into which AD is divided, viz. HT,TU, UY, VE, and through the points…
Euclid's Elements · Geometry · Trigonometry
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