Define what an edge is in the context of a 3D shape.

An edge is the line where two faces of a 3D shape meet.

Faces, Edges, and Vertices

Name: Faces, Edges, and Vertices
Author: Insta~Lesson

8th Grade · Math · 45 min· Geometry

I can identify the faces, edges, and vertices of three-dimensional figures.

1
A rectangular prism has 6 faces, 12 edges, and 8 vertices.
2
A pyramid is named after the shape of its base, and all its side faces are triangles.
3
A sphere has no edges or vertices, only one curved surface.

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