document.write( "Question 986621: light passing through a fiber optic cable reflects off the walls of the cable in such a way that angle 1~= angle 2, angle 1 and angle 3 are complementary, and angle 2 and angle 4 are complementary. If m angle 1 = 47 degrees, find m angle 2, m angle 3 and m angle 4. \n" ); document.write( "

Algebra.Com's Answer #607470 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"A1=A2\"$
\n" ); document.write( "2. $\"A1%2BA3=90\"$
\n" ); document.write( "3. $\"A2%2BA4=90\"$
\n" ); document.write( "From 1,2, and 3,
\n" ); document.write( " $\"A3=A4\"$
\n" ); document.write( "Substituting,
\n" ); document.write( " $\"A1=A2=47\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"47%2BA3=90\"$
\n" ); document.write( " $\"A3=43\"$
\n" ); document.write( "So then,
\n" ); document.write( " $\"A4=43\"$ \n" ); document.write( "

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