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Tetrahedron

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International Mathematical Olympiad 1962 Problem 7International Mathematical Olympiad 1962Geometry3DTangentTetrahedron
International Mathematical Olympiad 1964 Problem 6International Mathematical Olympiad 1964Centroid3DTetrahedron
International Mathematical Olympiad 1965 Problem 3International Mathematical Olympiad 1965Geometry3DTetrahedron
International Mathematical Olympiad 1966 Problem 3International Mathematical Olympiad 1966GeometryOptimization3DTetrahedron
International Mathematical Olympiad 1967 Problem 2International Mathematical Olympiad 1967InequalitiesOptimization3DTetrahedron
International Mathematical Olympiad 1968 Problem 4International Mathematical Olympiad 1968Geometry3DTetrahedronTriangle
International Mathematical Olympiad 1969 Problem 3International Mathematical Olympiad 1969ConstructionGeometry3DTetrahedron
International Mathematical Olympiad 1970 Problem 5International Mathematical Olympiad 1970GeometryInequalitiesOptimization3DTetrahedron
International Mathematical Olympiad 1971 Problem 4International Mathematical Olympiad 1971GeometryOptimization3DTetrahedronTriangle
International Mathematical Olympiad 1972 Problem 6International Mathematical Olympiad 1972ConstructionGeometry3DTetrahedron
Grade 11 1994 Problem 3Grade 11 1994CubeGeometry3DTetrahedron
Grade 11 1997 Problem 3Grade 11 1997AreaGeometry3DTetrahedron
Grade 11 2003 Problem 3Grade 11 2003Angles3DTetrahedron
Grade 11 2004 Problem 3Grade 11 20043DTetrahedron
Grade 11 2017 Problem 4Grade 11 20173DTetrahedron
Grade 12 1992 Problem 1Grade 12 1992Centroid3DTetrahedronTriangle
Grade 12 1999 Problem 1Grade 12 19993DTetrahedron