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Challenge
Vertex of a 3D Object:
The point(s) where the edges of a 3D object intersect.
Faces, Vertices, and Edges
: Find a relationship between the number of edges, faces, and vertices in three-dimensional objects.
Nets of a Cube
: Devise nets to a cube.
Octahedron in a Cube
: Determine the probability that a point lies in a particular area.