document.write( "Question 691791: the major axis is 16 units long and parallel to the x-axis. the center is (5,4) and the minor axis is 9 units long. \n" ); document.write( "

Algebra.Com's Answer #427148 by lwsshak3(11628) $\"\"$ $\"About$

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the major axis is 16 units long and parallel to the x-axis. the center is (5,4) and the minor axis is 9 units long
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\n" ); document.write( "Standard form of equation for an ellipse with horizontal major axis: $\"%28x-h%29%5E2%2Fa%5E2%2B%28y-k%29%5E2%2Fb%5E2=1\"$ , a>b, (h,k)=(x,y) coordinates of the center.
\n" ); document.write( "guven center: (5,4)
\n" ); document.write( "given length of horizontal major axis=16=2a
\n" ); document.write( "a=8
\n" ); document.write( "a^2=64
\n" ); document.write( "given length of minor axis=9=2b
\n" ); document.write( "b=9/2=4.5
\n" ); document.write( "b^2=20.25
\n" ); document.write( "Equation of given ellipse: $\"%28x-5%29%5E2%2F64%2B%28y-4%29%5E2%2F20.25=1\"$ \n" ); document.write( "

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