document.write( "Question 198426: In the accompanying diagram, right triangle ABC has its right angle at C. The measure of BC is 20 and the measure of angle B is 42 degree.
\n" ); document.write( "a)Find the measure of AC to the nearest integer.
\n" ); document.write( "b)Find the measure of AB to the nearest integer.
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Algebra.Com's Answer #149053 by edjones(8007)\"\" \"About 
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Tan=opp/adj
\n" ); document.write( ".900=opp/20 For angle B
\n" ); document.write( "opp=18 AC
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\n" ); document.write( "a^2+b^2=c^2
\n" ); document.write( "18^2+20^2
\n" ); document.write( "=324+400
\n" ); document.write( "=724
\n" ); document.write( "sqrt(724)=27 AB
\n" ); document.write( ".
\n" ); document.write( "Ed
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