document.write( "Question 242047: If the base of a triangle is 8x+16 yards, and its height is 1 over x+2 yards (written as a fraction), then what is the area of the triangle?\r
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Algebra.Com's Answer #177199 by Theo(13342)![]() ![]() You can put this solution on YOUR website! b = 8x+16 \n" ); document.write( "h = 1/(x+2) \n" ); document.write( "a = (1/2)*b*h\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "your formula is:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = (1/2)*b*h = (1/2)*(8x+16)*(1/(x+2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(1/2)*(8x+16) = (4x+8)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(4x+8) = 4*(x+2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "your equation becomes:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(4*(x+2))*(1/(x+2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "this equals 4 because (x+2)/(x+2) = 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "your area is equal to 4 regardless of the value of x.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "when x = 1, your formula of\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = (1/2)*(8x+16)*(1/(x+2) becomes:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = (1/2)*24*(1/3) = 12/3 = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "when x = 4, your formula of\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = (1/2)*(8x+16)*(1/(x+2) becomes:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a = (1/2)*(48)*(1/6) = 24/6 = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "etc.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "your answer is the area = 4 yards\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |