document.write( "Question 1095371: Given cosA=16/65 and that angle A is in Quadrant I, find the exact value of
\n" ); document.write( "cotA in simplest radical form using a rational denominator. \n" ); document.write( "

Algebra.Com's Answer #709903 by josmiceli(19441) $\"\"$ $\"About$

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If I say $\"+a\"$ is the vertical component of the angle A
\n" ); document.write( " $\"+65%5E2+=+16%5E2+%2B+a%5E2+\"$
\n" ); document.write( " $\"+a%5E2+=+4225+-+256+\"$
\n" ); document.write( " $\"+a%5E2+=+3969+\"$
\n" ); document.write( " $\"+a+=+63+\"$
\n" ); document.write( "and
\n" ); document.write( " $\"+cot%28A%29+=+16%2F63+\"$
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\n" ); document.write( "check the math
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