document.write( "Question 1166889: The arch of a bridge forms the upper half of an ellipse. The highest point of the arch is 6 m above the 20-meter-wide river. Write the equation of the ellipse in which the major axis coincides with the water level. \n" ); document.write( "

Algebra.Com's Answer #791452 by ikleyn(52832) $\"\"$ $\"About$

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document.write( "ANSWER :     +  = 1.\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is so obvious that does not require explanations.\r
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\n" ); document.write( "\n" ); document.write( "The formula is self-explanatory.\r
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