document.write( "Question 817411: im stuck on this problem \r
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Algebra.Com's Answer #492039 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "sin θ = .6820,   θ = 43°
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document.write( "cos (43°/2)  = .9304 \n" );
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