Croatian Competitions 2007

#CompetitionYearsProblemsYears
Croatian National Competitions
1Grade 91992–2026159
2Grade 101992–2026159
3Grade 111992–2026158
4Grade 121992–2026159
Croatian County-Level Competitions
5Grade 92015–202660
6Grade 102015–202660
7Grade 112015–202660
8Grade 122015–202660
Croatian School-Level Competitions
9Grade 92020–202649
10Grade 102020–202649
11Grade 112020–202649
12Grade 122020–202649
13Croatian Mathematical Olympiad2010–2025252
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ProblemSourceTags
Grade 9 2007 Problem 1Grade 9 2007AlgebraPolynomialsSystems
Grade 9 2007 Problem 2Grade 9 2007CentroidCoordGeometry
Grade 9 2007 Problem 3Grade 9 2007BoardColoringCombinatorics
Grade 9 2007 Problem 4Grade 9 2007NTOptimizationQuadratics
Grade 10 2007 Problem 1Grade 10 2007AlgebraComplexQuadratics
Grade 10 2007 Problem 2Grade 10 2007CircleGeometryPerpendicularityTriangle
Grade 10 2007 Problem 3Grade 10 2007DiophantineGCDNT
Grade 10 2007 Problem 4Grade 10 2007CentroidGeometryOptimizationTriangle
Grade 11 2007 Problem 1Grade 11 2007DivisibilityModNT
Grade 11 2007 Problem 2Grade 11 2007AnglesCircleGeometryTriangle
Grade 11 2007 Problem 3Grade 11 2007CircumcircleGeometryOrthocenterTriangle
Grade 11 2007 Problem 4Grade 11 2007CombinatoricsOptimizationSeq
Grade 12 2007 Problem 1Grade 12 2007DivisibilityModNT
Grade 12 2007 Problem 2Grade 12 2007NTRecurrencesCoprimeSeq
Grade 12 2007 Problem 3Grade 12 2007ColoringCombinatoricsTables
Grade 12 2007 Problem 4Grade 12 2007CircumcircleGeometryInequalitiesTriangle