document.write( "Question 1059680: Find the area of a parallelogram with vertices (0, 0), (3, 3), (4, 6), and (7, 9) \n" ); document.write( "
Algebra.Com's Answer #807980 by CubeyThePenguin(3113)\"\" \"About 
You can put this solution on YOUR website!
Shoelace Theorem:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "0.....0
\n" ); document.write( "3.....3
\n" ); document.write( "4.....6
\n" ); document.write( "7.....9
\n" ); document.write( "0.....0\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "left column to right column: (0*3) + (3*6) + (4*9) + (7*0) = 54
\n" ); document.write( "right column to left column: (0*3) + (3*4) + (6*7) + (9*0) = 54\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "area = 1/2 * |54 - 54| = 0
\n" ); document.write( "
\n" );