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Контур
Shapes 3D
Solids
Symmetry
Nets
Sections
Projection
Surface
Volume
Shapes 3D
Автор:
ניצה כהן
,
Arthur Lee
,
מרכז ארצי למורים למתמטיקה בחינוך העל יסודי
Solids and 3D geometry
Зміст
Solids
3D Pythagorean Theorem
Folding Aeroplane (HKCEE 1999 )
Coxeter's Kaleidoscopic Cell 1
Spherical Lines: Great Circles
Parabola Around y-Axis
Cube and Tetrahedron
cube in dodecahedron
Symmetry
Rotational Symmetry of Cube
Rotational Symmetry of Tetrahedron
Rotational Symmetry of Octahedron
Rotational Symmetry of Icosahedron
Rotational Symmetry of Dodecahedron
Nets
Nets of the Cube
11 Nets of the Cube
Net of Hexagonal Prism
Nets of Tetrahedron
Net of Icosahedron
Net of Dodecahedron
Another Net of Dodecahedron
Octahedron and Boat
The Quadratic Pyramid
Sections
Exploring Sections of Cubes
Sections of Rectangular Prisms (Cuboids)
Sections of Triangular Prisms
Sections of Rectangular Pyramids
Sections of Triangular Pyramids
Projection
projection of a segment
opening a door
box diagonal
Shadow
Projection of a Sphere - Central Projection
Surface
Curved Surface Area of Cones (Parametric Curved Surface)
Surface Area of Spheres
Curved Surface Area of Cones
Curved Surface Area of Cones (Combined Version)
Volume
equal cross sections
three tetrahedrons
tisect a cube
opening a cube
cutting a sphere
section of sphere
section of cone
Kugelvolumen - Cavalieri
Volume of Spheres
A sphere in a cylinder.
Наступний
3D Pythagorean Theorem
Нові Ресурси
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Vectors: Scalar Multiplication
Weighing Scales (g): Practice
רישום חופשי
Weighing Scales: Lessons and Practices
Відкрийте для себе Ресурси
Construction of a Rhombus
Pascal's Triangle
EKSPERIMENT KEBARANGKALIAN 1(KAD MERAH)
สามเหลี่ยมพีทาโกรัส
Pythagorean06
Відкрийте для себе Теми
Вектори
Прямі
Трикутники
Обчислення
Кути
