document.write( "Question 367291: A and B are complementary angles. If the measure of angle A is increased 9 degrees and the measure of angle B is decreased 15 degrees, then the measure of each of the two angles will be the same. What are the measures of angle A and B? \n" ); document.write( "
Algebra.Com's Answer #261875 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! A+9=B-15 \n" ); document.write( "A+B=90 OR A=90-B \n" ); document.write( "(90-B)+9=B-15 \n" ); document.write( "90-B+9=B-15 \n" ); document.write( "-B-B=-15-90-9 \n" ); document.write( "-2B=-114 \n" ); document.write( "B=-114/-2 \n" ); document.write( "B=57 DEGREES FOR THE LARGER ANGLE. \n" ); document.write( "A=90-57 \n" ); document.write( "A=33 DEGREES FOR THE SMALLER ANGLE. \n" ); document.write( "PROOF: \n" ); document.write( "33+9=57-15 \n" ); document.write( "42=42 \n" ); document.write( " \n" ); document.write( " |