document.write( "Question 1155309: A regular hexagon has consecutive vertices at (0,8) and (0,4). What is the exact area of the hexagon? What are the possible coordinates of the center? \n" ); document.write( "
Algebra.Com's Answer #777891 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "area:\r
\n" ); document.write( "\n" ); document.write( "\"A=%283sqrt%283%29%2F2%29a%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"a\" is equal to distance between two consecutive vertices\r
\n" ); document.write( "\n" ); document.write( "given:consecutive vertices at (\"0\",\"8\") and (\"0\",\"4\")\r
\n" ); document.write( "\n" ); document.write( "since x coordinate equal to zero, distance between \"y=8\" and\"y=+4\" is
\n" ); document.write( "\"a=4\" units\r
\n" ); document.write( "\n" ); document.write( "\"A=%283sqrt%283%29%2F2%294%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"A=%283sqrt%283%29%2F2%2916\"\r
\n" ); document.write( "\n" ); document.write( "\"A=3sqrt%283%29%2A8\"\r
\n" ); document.write( "\n" ); document.write( "\"A=24sqrt%283%29+\"-> exact area\r
\n" ); document.write( "\n" ); document.write( "What are the possible coordinates of the center?\r
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\n" ); document.write( "\n" ); document.write( "\"hexaon.png\"\r
\n" ); document.write( "\n" ); document.write( "since the triangle formed by each side and the lines joining the end points of the side to the circumcentre are equilateral,\"+r=a\"\r
\n" ); document.write( "\n" ); document.write( "\"r=4\"\r
\n" ); document.write( "\n" ); document.write( "if center is at (\"x\",\"y\")\r
\n" ); document.write( "\n" ); document.write( "\"y\" coordinate of the center is midpoint consecutive vertices at (\"0\",\"8\") and (\"0\",\"4\")\r
\n" ); document.write( "\n" ); document.write( "\"y=%288%2B4%29%2F2=6\"\r
\n" ); document.write( "\n" ); document.write( "calculate \"b\" using the right triangle with one side being \"6-4=2\" units and hypotenuse \"r=4\"\r
\n" ); document.write( "\n" ); document.write( "\"b%5E2=4%5E2-2%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"b%5E2=16-4\"\r
\n" ); document.write( "\n" ); document.write( "\"b%5E2=12\"\r
\n" ); document.write( "\n" ); document.write( "\"b=sqrt%2812%29\"\r
\n" ); document.write( "\n" ); document.write( "\"b=sqrt%284%2A3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"b=2sqrt%283%29\"\r
\n" ); document.write( "\n" ); document.write( "so, the possible coordinates of the center are:\r
\n" ); document.write( "\n" ); document.write( "C(\"2sqrt%283%29\",\"6\") or C(\"-2sqrt%283%29\",\"6\") \r
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