document.write( "Question 289100: i must find the exact value of six trig functions of pi/4 radians.
\n" ); document.write( "sin pi/4 csc pi/4
\n" ); document.write( "cos pi/4 sec pi/4
\n" ); document.write( "tan pi/4 cot pi/4
\n" ); document.write( " please help me i have no idea how to do this. thank you i really appreciate any help.
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Algebra.Com's Answer #209461 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
find the exact value of six trig functions of pi/4 radians.
\n" ); document.write( "Draw a 45/45/90 right triangle
\n" ); document.write( "Let the hypotenuse be 1.
\n" ); document.write( "Then, using Pytagoras, each side is sqrt(2)
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\n" ); document.write( "sin (pi/4) = 1/sqrt(2)
\n" ); document.write( "csc pi/4 = sqrt(2)/1 = sqrt(2)
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\n" ); document.write( "cos (pi/4) = 1/sqrt(2)
\n" ); document.write( "sec (pi/4) = sqrt(2)
\n" ); document.write( "--------------------------------
\n" ); document.write( "tan (pi/4)= sqrt(2)/sqrt(2) = 1
\n" ); document.write( "cot (pi/4)= sqrt(2)/sqrt(2) = 1
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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