document.write( "Question 131199: Consider eight points in a coordinate plane that no three are collinear. How many triangles can be drawn? \n" ); document.write( "
Algebra.Com's Answer #95810 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Consider eight points in a coordinate plane that no three are collinear. How many triangles can be drawn? \n" ); document.write( "---------------------------- \n" ); document.write( "Every set of three points determines a triangle. \n" ); document.write( "# of sets of three is 8C3= (8*7*6) / (1*2*3) = 56 \n" ); document.write( "==================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |