document.write( "Question 1158255: A sound receiving dish used at outdoor sporting events is constructed in the shape of a paraboloid, with its focus 5 inches from the vertex. Determine the width of the dish if the depth is to be 3 feet. (Round your answer to two decimal places.) \n" ); document.write( "
Algebra.Com's Answer #781153 by josgarithmetic(39620)\"\" \"About 
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Vertex at origin, parabola concave up.\r
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\n" ); document.write( "p is distance from the focus to vertex.\r
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\n" ); document.write( "\n" ); document.write( "\"4%2A5y=x%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "Question asks for \"2x\" if \"y=3\".
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