23 lines
698 B
JavaScript
23 lines
698 B
JavaScript
var
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radians = Math.PI / 4, // Pi / 4 is 45 degrees. All answers should be the same.
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degrees = 45.0,
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sine = Math.sin(radians),
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cosine = Math.cos(radians),
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tangent = Math.tan(radians),
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arcsin = Math.asin(sine),
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arccos = Math.acos(cosine),
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arctan = Math.atan(tangent);
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// sine
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window.alert(sine + " " + Math.sin(degrees * Math.PI / 180));
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// cosine
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window.alert(cosine + " " + Math.cos(degrees * Math.PI / 180));
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// tangent
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window.alert(tangent + " " + Math.tan(degrees * Math.PI / 180));
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// arcsine
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window.alert(arcsin + " " + (arcsin * 180 / Math.PI));
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// arccosine
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window.alert(arccos + " " + (arccos * 180 / Math.PI));
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// arctangent
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window.alert(arctan + " " + (arctan * 180 / Math.PI));
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