Croatian County-Level Competitions 2020

#CompetitionYearsProblemsYears
1Grade 92015–202660
2Grade 102015–202660
3Grade 112015–202660
4Grade 122015–202660

Documents

YearFilenameLanguageSource
2020zupanijsko_ssA_2020.pdfhrhttps://natjecanja.math.hr/domaca-natjecanja/domaca-natjecanja-arhiva/
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ProblemSourceTags
Grade 9 2020 Problem 1Grade 9 2020AlgebraInequalitiesRational
Grade 9 2020 Problem 2Grade 9 2020DiophantineNTRational
Grade 9 2020 Problem 3Grade 9 2020AlgebraSystems
Grade 9 2020 Problem 4Grade 9 2020AnglesEquilateralGeometrySquare
Grade 9 2020 Problem 5Grade 9 2020CombinatoricsOptimization
Grade 10 2020 Problem 1Grade 10 2020AlgebraSystems
Grade 10 2020 Problem 2Grade 10 2020GCDLCMNT
Grade 10 2020 Problem 3Grade 10 2020AlgebraRadicals
Grade 10 2020 Problem 4Grade 10 2020AnglesCentroidGeometryTriangle
Grade 10 2020 Problem 5Grade 10 2020BoardCombinatoricsCounting
Grade 11 2020 Problem 1Grade 11 2020AnglesGeometryInequalitiesTriangle
Grade 11 2020 Problem 2Grade 11 2020AlgebraOptimizationTrigonometry
Grade 11 2020 Problem 3Grade 11 2020AnglesGeometryLengthsTriangle
Grade 11 2020 Problem 4Grade 11 2020DiophantineNTPowers
Grade 11 2020 Problem 5Grade 11 2020ColoringCombinatoricsPolygon3D
Grade 12 2020 Problem 1Grade 12 2020AlgebraComplexSums
Grade 12 2020 Problem 2Grade 12 2020AbsAreaCoordGeometry
Grade 12 2020 Problem 3Grade 12 2020CubeGraphsOptimization3D
Grade 12 2020 Problem 4Grade 12 2020DiophantineNTQuadratics
Grade 12 2020 Problem 5Grade 12 2020CombinatoricsCountingSeq