document.write( "Question 941039: A banner is in the shape of a right triangle of area 63 in^2. The height of the banner is 4 inches less than twice the width of the banner. Find the height and the width of the banner. \n" ); document.write( "
Algebra.Com's Answer #573667 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "A banner is in the shape of a right triangle of area 63 in^2. The height of the banner is 4 inches less than twice the width of the banner. Find the height and the width of the banner.
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document.write( "Let base of banner be B
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document.write( "Then height = 2B - 4
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document.write( "Since area = 63 in, then it can be said that:
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document.write( "\"%281%2F2%29B%282B+-+4%29+=+63\"
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document.write( "\"%282B%5E2+-+4B%29%2F2+=+63\"
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document.write( "\"2%28B%5E2+-+2B%29%2F2+=+63\"
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document.write( "\"cross%282%29%28B%5E2+-+2B%29%2Fcross%282%29+=+63\"
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document.write( "\"B%5E2+-+2B+=+63\"
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document.write( "\"B%5E2+-+2B+-+63+=+0\"
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document.write( "(B - 9)(B + 7) = 0
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document.write( "B, or base = \"highlight_green%289%29\" inches
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document.write( "Height: 2(9) - 4, or 18 - 4, or \"highlight_green%2814%29\" inches \n" );
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