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document.write( "You must be beginning trig, so I'll go a little easier.\r\n" );
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document.write( "We can use the numerator 3 for \"a\", and the denominator 5 for \"c\".\r\n" );
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document.write( "Sketch a right triangle with angle \"p\", side opposite angle \"p\" as \"a\",\r\n" );
document.write( "hypotenuse as \"c\", and side adjacent to angle \"p\" as \"b\". \r\n" );
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document.write( "The only side that is unknown is the adjacent side to angle \"p\", which is \"b\".\r\n" );
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document.write( "So we use the Pythagorean theorem, which is\r\n" );
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document.write( "and substitute a=3 and c=5\r\n" );
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document.write( "Now we have side adjacent to angle \"p\", b=4\r\n" );
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document.write( "Now we can find tan(p):\r\n" );
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document.write( "Edwin
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