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Video Definition 54--3D Geometry--Vertical Cross-Section of an Icosahedron

Vertical Cross-Section of an Icosahedron

Topic

3D Geometry

Definition

A vertical cross-section of an icosahedron is the intersection of the icosahedron with a vertical plane, resulting in a polygon.

Description

Vertical cross-sections of an icosahedron reveal the internal structure of this complex polyhedron. Depending on the plane's position, the resulting shape can vary, providing insights into the icosahedron's geometry. This concept is useful in fields like architecture and design, where polyhedral shapes are used to create innovative structures. In math education, studying cross-sections of icosahedrons helps students understand the relationship between two-dimensional and three-dimensional geometry, enhancing their spatial reasoning skills. For example, a vertical cross-section of an icosahedron can result in a decagon, illustrating the shape's symmetry and complexity.

For a complete collection of terms related to 3D Geometry click on this link: 3D Geometry Video Collection.

Common Core Standards CCSS.MATH.CONTENT.5.MD.C.3
Duration 1 minutes
Grade Range 4 - 6
Curriculum Nodes Geometry
    • 3D Geometry
        • 3-Dimensional Figures
Copyright Year 2024
Keywords three-dimensional geometry, 3d Geometry, defnitions, glossary term