document.write( "Question 301577: in right triangle ABC, AB=20, AC=12, BC=16, and the measurement of angle c=90 degrees . find the measure of angle A. \n" ); document.write( "
Algebra.Com's Answer #216219 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! To find angle A, you can use either of the following:\r \n" ); document.write( "\n" ); document.write( "sin(x) = 16/20\r \n" ); document.write( "\n" ); document.write( "or\r \n" ); document.write( "\n" ); document.write( "cos(x) = 12/20\r \n" ); document.write( "\n" ); document.write( "In any case, I got angle A = 53.13 degrees.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |