document.write( "Question 243992: two angles of a triangle measure 42 degrees and 103 degrees. find the measure of the third angle \n" ); document.write( "
Algebra.Com's Answer #178614 by kamaldas(6)![]() ![]() ![]() You can put this solution on YOUR website! Sum of 3 angles of a triangle =180 degrees \n" ); document.write( "Let the third angle be x degrees\r \n" ); document.write( "\n" ); document.write( "42+103+x =180 \n" ); document.write( "145+x=180 \n" ); document.write( "x=180-145 \n" ); document.write( "x=35\r \n" ); document.write( "\n" ); document.write( "The third angle is 35 degrees.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Contact me for online classes on math for any grade/ test. \n" ); document.write( " |