document.write( "Question 181607: Stanbon, you are our hero!! We have an oblique triangle with angle B measuring 46.2 degrees. Side c measures 7.3, side b measures 10.3. The values given for sin(46.2) are 0.7218, and for cos(46.2) is 0.6921. What is the value of sin C? \n" ); document.write( "
Algebra.Com's Answer #136223 by Mathtut(3670) ![]() You can put this solution on YOUR website! MATHTUT'S SOLUTION USING METHOD THAT LAW OF SINES WAS DERIVED FROM\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "ok!!!! we need to construct a line perpendicular to line BC coming from \n" ); document.write( "vertex A . \n" ); document.write( ": \n" ); document.write( "we will call that distance h. This splits the triange into 2 right triangles. \n" ); document.write( ": \n" ); document.write( "sin 46.2=h/7.3 \n" ); document.write( ": \n" ); document.write( "h=7.3(.7218)=5.27 \n" ); document.write( ": \n" ); document.write( "sin C=5.27/10.3= |