document.write( "Question 1113554: The coordinates of of A are (k, 2k) in OABC, where K>0. length of OA is root 80 units.
\n" ); document.write( "If the point C lies on the line through O parallel to y+3x = 5 and also on the perpendicular bisector of AB. calculate the coordinates of C and the area of the quadrilateral OABC.
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Algebra.Com's Answer #728627 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "There is not enough information given.

\n" ); document.write( "For one thing, it appears point O is supposed to be the origin; the statement of the problem must say so. Any point can be called point O.

\n" ); document.write( "Assuming O is the origin, we still don't have enough information. We need to know something about point B. Point B can be almost anywhere; different points B will usually give different points C, resulting in different areas of the quadrilateral.
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