document.write( "Question 453409: Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8). How would i do this? \n" ); document.write( "
Algebra.Com's Answer #311523 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! find the distance between the first two points. \n" ); document.write( "The y's are the same. \n" ); document.write( "the distance between the x's is -.1 and -7.9 \n" ); document.write( "7.8 width \n" ); document.write( "the distance between the first and the third is 6.8 and -3.4\r \n" ); document.write( "\n" ); document.write( "since they are opposite signs we add them \n" ); document.write( "3.4 and 6.8 \n" ); document.write( "10.2 length \n" ); document.write( "length times width \n" ); document.write( "so the area is 7.8*10.2 \n" ); document.write( " |