Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 404
of radii r and r + Ar,two conical surfaces corresponding to (f> and (f> + A$, and twoplanes corresponding to 6 and 6 + A$. The volume of thespherical pyramid O-ABCD isequal to the area of its baseABCD multiplied by one thirdof its altitude r. To find thearea of ABCD we note first thatthe area…
Geometry, Analytic · Calculus
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