Elements of geometry and trigonometry. Revised and adapted to the course of mathematical instruction in the United States (1856)
Legendre, A. M. (Adrien Marie), 1752-1833, Davies, Charles, 1798-1876 · New York : A.S. Barnes · leaf 188
BOOK VII. 18:i … PKOPOSITION VII. TIIEOKEM. If a plane he passed, through the opposite diagonal edges of aparallelopipedon^ it luill divide the solid into two C(piivalenttriangular prisms. Let the parallelopipedon ABCD-H be divided by theplane BDHF^ passing through the opposite edges Bt\ DH:then will the triangular…
Geometry · Trigonometry
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