Negative Cotangent Angles
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Illustration that can be used to show that if the cotangent of an angle is negative the angle must terminate in either the second or fourth quadrant.
Keywords
cot, tangent, angle, Tan, trigonometry, trigonometric, cotangent, trig functions, reference, inverse function, negative anglesGalleries
Trigonometry: AnglesSource
George N. Bauer, PH.D. and W.E. Brooke, C.E., M.A. Plane And Spherical Trigonometry (Boston: D.C. Heath & Co., 1917) 80
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