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 304
T = sec a,-4J/= ver-sin a. Fourth quadrant. PM = sin a,6^J/ = cos «,J. 7^ = tan a,CT = sec «,^J/= ver-sin a. 46. We will noAv proceed to established some of tlie iniportant general relations between the rp circuUir functions. -P/-- ■^^\]^/^ Regarding the radius CP of the cir-cle as unity, and…
Geometry · Trigonometry
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