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This is about MathCounts
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05-04-2010
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shadow123blast
Join Date: Feb 2010
Posts: 117
number 5
5. The points (4, 0) and (−4, 0) are two non-consecutive vertices
of a rhombus with an area of 80 square units. One of the other
vertices is (0, K) where K > 0. What is the value of K?
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