document.write( "Question 1125504: Find all angles θ between 0° and 180° satisfying the given equation. Round your answer to one decimal place. (Enter your answers as a comma-separated list.)
\n" ); document.write( "cos(θ) = − 2/5
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Algebra.Com's Answer #741837 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"cos%28theta%29+=+-2%2F5\"\r
\n" ); document.write( "\n" ); document.write( "\"theta=cos%5E-1%28-2%2F5%29\"\r
\n" ); document.write( "\n" ); document.write( "\"theta=+113.6\"°, \"66.4\"°
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