document.write( "Question 610319: Point P (-20, -15) is on the terminal side of angle 0, which is in standard position. Find the six trigonometric functions of 0.\r
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Algebra.Com's Answer #384316 by jsmallt9(3758)\"\" \"About 
You can put this solution on YOUR website!
You can use the Pythagorean Theorem to find \"r\", the hypotenuse:
\n" ); document.write( "\"%28-20%29%5E2+%2B+%28-15%29%5E2+=+r%5E2\"
\n" ); document.write( "\"400+%2B+225+=+r%5E2\"
\n" ); document.write( "\"625+=+r%5E2\"
\n" ); document.write( "\"25+=+r\"
\n" ); document.write( "Note: The \"r\" is always positive so we discard/ignore the negative square root.

\n" ); document.write( "Now we can find the Trig function values:
\n" ); document.write( "\"sin%28theta%29+=+y%2Fr+=+%28-15%29%2F25+=+%28-3%29%2F5\"
\n" ); document.write( "\"cos%28theta%29+=+x%2Fr+=+%28-20%29%2F25+=+%28-4%29%2F5\"
\n" ); document.write( "\"tan%28theta%29+=+y%2Fx+=+%28-15%29%2F%28-20%29+=+3%2F4\"
\n" ); document.write( "\"csc%28theta%29+=+r%2Fy+=+25%2F%28-15%29+=+5%2F%28-3%29\"
\n" ); document.write( "\"sec%28theta%29+=+r%2Fx+=+25%2F%28-20%29+=+5%2F%28-4%29\"
\n" ); document.write( "\"cot%28theta%29+=+x%2Fy+=+%28-20%29%2F%28-15%29+=+4%2F3\"
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