The headwind component is computed in the same manner, using cosine instead of sine.
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The most familiar trigonometric functions are the sine, cosine, and tangent.
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A 45 degree angle of incidence would generate a cosine of about .7, 70%, for example.
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In analysis, the sine and cosine are sometimes defined by the power series.
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For the sine and cosine functions, the critical points are at or for all respectively.
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A cosine of 0.9, 90%, for example, corresponds to an angle of incidence of 26.84 degrees.
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The topmost signal is a BPSK-modulated cosine wave that the BPSK modulator would produce.
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The cosine rule is about angles, and so therefore is Pythagoras's theorem about angles.
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These identities are sometimes taken as the definitions of the sine and cosine function.
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More examples
Ratio of the adjacent side to the hypotenuse of a right-angled triangle
In mathematics, the trigonometric functions (also called circular functions) are functions of an angle. They are used to relate the angles of a triangle to the lengths of the sides of a triangle. ...
Cooperation for Open Systems Interconnection Networking in Europe
Nickname of one of the members of SuperFriends.
A trigonometric ratio, abbreviated cos. For a right triangle ABC, the cosine of the acute <A is: