document.write( "Question 362015: Draw the figure in a coordinate plane and find its area.
\n" ); document.write( "Rectangle defined by L(–2, –4), M(–2, 1), N(7, 1), and P(7, –4)
\n" ); document.write( "Choose one answer.
\n" ); document.write( " a. 36 sq units
\n" ); document.write( " b. 40 sq units
\n" ); document.write( " c. 45 sq units \r
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Algebra.Com's Answer #258042 by CharlesG2(834)\"\" \"About 
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Draw the figure in a coordinate plane and find its area.
\n" ); document.write( "Rectangle defined by L(–2, –4), M(–2, 1), N(7, 1), and P(7, –4)
\n" ); document.write( "Choose one answer.
\n" ); document.write( " a. 36 sq units
\n" ); document.write( " b. 40 sq units
\n" ); document.write( " c. 45 sq units \r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "to draw: the points go clockwise from L, L is in lower left corner, line segments LM & PN are the width, MN and LP are the length,
\n" ); document.write( "LM = PN = width, MN = LP = length
\n" ); document.write( "use distance formula to find width and length
\n" ); document.write( "D = sqrt((x2 - x1)^2 + (y2 - y1)^2)
\n" ); document.write( "LM = sqrt((-2 + 2)^2 + (1 + 4)^2)
\n" ); document.write( "LM = sqrt(5^2)
\n" ); document.write( "LM = sqrt(25)
\n" ); document.write( "LM = 5
\n" ); document.write( "MN = sqrt((7 + 2)^2 + (1 - 1)^2)
\n" ); document.write( "MN = sqrt(9^2)
\n" ); document.write( "MN = sqrt(81)
\n" ); document.write( "MN = 9
\n" ); document.write( "area = width * length = LM * MN = 5 * 9 = 45
\n" ); document.write( "answer is c. 45 sq units
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