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 204
it meet DC in g: Join hg; thenhCgQFPisa prism, and is equal to the prism PM (l. Cor. 8. 3. Sup.).In the same manner is described the prism MS equal to the |)rism RO,and the prism qU equal to the prism TV. The sum, therefore, of allthe inscribed prisms hQ, mS, and qU i« equal to the sum of the… … The solid Z is not rcprtscnted in thtrfigure of this, or the following Proposition. 204 SUPPLEMENT TO THE ELEMENTS in U. But the prism BL is less than the prism which has thetrianglaBCD for ifs base, and for its altitude the perpendicular rrt>m E uponthe plane BCD; and (he prism which has BCD…
Euclid's Elements · Geometry · Trigonometry
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