MathDB

11

Part of 2010 National Olympiad First Round

Problems(1)

Turkey NMO 2010 1st Round - P11 (Algebra)

Source:

7/27/2012
At most how many points with integer coordinates are there over a circle with center of (20,10)(\sqrt{20}, \sqrt{10}) in the xyxy-plane?
<spanclass=′latex−bold′>(A)</span> 8<spanclass=′latex−bold′>(B)</span> 4<spanclass=′latex−bold′>(C)</span> 2<spanclass=′latex−bold′>(D)</span> 1<spanclass=′latex−bold′>(E)</span> None <span class='latex-bold'>(A)</span>\ 8 \qquad<span class='latex-bold'>(B)</span>\ 4 \qquad<span class='latex-bold'>(C)</span>\ 2 \qquad<span class='latex-bold'>(D)</span>\ 1 \qquad<span class='latex-bold'>(E)</span>\ \text{None}
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