Croatian National Competitions 2019

#CompetitionYearsProblemsYears
1Grade 91992–2026159
2Grade 101992–2026159
3Grade 111992–2026158
4Grade 121992–2026159

Documents

YearFilenameLanguageSource
2019drzavno_ssA_2019.pdfhrhttps://natjecanja.math.hr/domaca-natjecanja/domaca-natjecanja-arhiva/
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ProblemSourceTags
Grade 9 2019 Problem 1Grade 9 2019AlgebraEq
Grade 9 2019 Problem 2Grade 9 2019GeometryIncircleNTRight triangleTriangle
Grade 9 2019 Problem 3Grade 9 2019AlgebraInequalities
Grade 9 2019 Problem 4Grade 9 2019CombinatoricsNT
Grade 9 2019 Problem 5Grade 9 2019AnglesGeometryIsoscelesPerpendicularityTriangle
Grade 10 2019 Problem 1Grade 10 2019AlgebraComplexPolynomials
Grade 10 2019 Problem 2Grade 10 2019AlgebraEq
Grade 10 2019 Problem 3Grade 10 2019GeometryIncircleTangentTriangle
Grade 10 2019 Problem 4Grade 10 2019DiophantineDivisibilityNT
Grade 10 2019 Problem 5Grade 10 2019CombinatoricsGames
Grade 11 2019 Problem 1Grade 11 2019GeometryTriangleTrigonometry
Grade 11 2019 Problem 2Grade 11 2019CountingDivisibilityNT
Grade 11 2019 Problem 3Grade 11 2019BoardCombinatoricsOptimizationTiling
Grade 11 2019 Problem 4Grade 11 2019AlgebraInequalities
Grade 11 2019 Problem 5Grade 11 2019CircumcircleGeometryTriangle
Grade 12 2019 Problem 1Grade 12 2019AlgebraComplexPolynomials
Grade 12 2019 Problem 2Grade 12 2019CombinatoricsGamesCoprime
Grade 12 2019 Problem 3Grade 12 2019AlgebraFunctionalSeq
Grade 12 2019 Problem 4Grade 12 2019AnglesGeometryTriangle
Grade 12 2019 Problem 5Grade 12 2019AlgebraDivisibilityFunctionalNT