document.write( "Question 993164: area of a parallelogram with vertices (13,18)( 43,18) (6,7)( 36,7) \n" ); document.write( "
Algebra.Com's Answer #612519 by LinnW(1048)\"\" \"About 
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The top horizontal line is (13,18) between ( 43,18). Since 43-13 = 30,
\n" ); document.write( "the length of the base is 30.
\n" ); document.write( "Notice for the the pair (13,18) and (6,7) the height is 18-7 = 11.
\n" ); document.write( "So the base times the height is 30 * 11 = 330
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