document.write( "Question 1015197: Use a unit circle and 30 degree, -60 degree -90 degree triangles to find the value of degrees in the equation.
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document.write( "tan^-1(-sqrt3/3)
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Algebra.Com's Answer #631550 by ikleyn(52890) You can put this solution on YOUR website! . \n" ); document.write( "-30 degrees.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |