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westc/Cosine, Sine, and Tangent - Degrees.js

Created March 20, 2015 20:18
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Versions of Math.cos, Math.sin, and Math.tan that accept values in degrees instead of radians.
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Cosine, Sine, and Tangent - Degrees.js
(function (R) {
Math.cosd = function(d) { return Math.cos(d * R); };
Math.sind = function(d) { return Math.sin(d * R); };
Math.tand = function(d) { return Math.tan(d * R); };
})(Math.PI / 180);
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