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Sum of 2 Acute Angles
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Description: Illustration of two triangles, showing the sine of the sum of two acute angles expressed in terms of the sines and cosines of the angles.
Source: George N. Bauer, PH.D. and W.E. Brooke, C.E., M.A. Plane And Spherical Trigonometry (Boston: D.C. Heath & Co., 1917) 61
Keywords: angle, trigonometry, trigonometric, triangles, triangle, trig functions, sine, cosine, sin, cos,
Copyright: 2009, Florida Center for Instructional Technology. See license.
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