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[Label2]
Caption=What area can be bounded by plane 12-gon~~without self-intersections, created by 12 matches~~of the same length? What integer area can be bounded~~by such polygon?~~Can you build a 12-gon that bounds an area of 0,1,2,..?~~
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Point3=7
Point4=8
Point5=9
Point6=10
Point7=11
Point8=12
Point9=13
Point10=14
Point11=15
Point12=17
Point13=5

