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Video Definition 34--3D Geometry--Net for an Icosahedron

Net for an Icosahedron

Topic

3D Geometry

Definition

A net for an icosahedron is a two-dimensional representation of an icosahedron, showing its twenty triangular faces laid out flat.

Description

A net for an icosahedron provides a way to visualize and construct the icosahedron's three-dimensional shape. It consists of twenty connected triangles that can be folded to form the icosahedron. This representation is useful in fields like architecture and design, where understanding the layout of a shape's surfaces is crucial. In math education, nets for icosahedrons help students develop spatial reasoning skills and understand the relationship between two-dimensional and three-dimensional geometry. For example, a net for an icosahedron can be used to calculate the surface area by determining the area of each face. Understanding nets is crucial for solving problems related to surface area and volume.

Net for an icosahedron
Can the icosahedron fit inside the soccer ball?

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