document.write( "Question 364563: Please help me with this Applied Problem:\r
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document.write( "Every cross section of a drainage is an isosceles trapezoid with a small base of 3 feet and a height of 1 foot. Determine the width of the larger base that would give the ditch a cross-sectional area of 5ft^2. \n" );
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Algebra.Com's Answer #259968 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Every cross section of a drainage is an isosceles trapezoid with a small base of 3 feet and a height of 1 foot. Determine the width of the larger base that would give the ditch a cross-sectional area of 5ft^2. \n" ); document.write( "-------------- \n" ); document.write( "Area = (h/2)(b1+b2) \n" ); document.write( "--- \n" ); document.write( "5 = (1/2)(3+b2) \n" ); document.write( "10 = 3+b2 \n" ); document.write( "b2 = 7 ft \n" ); document.write( "-------------------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |