Answer :

A. 8, 12, 6


A Cube has 8 vertices, 12 edges and 6 faces.



A, B, C, D, E, F, G, H are the 8 vertices.


AB, BC, CD, DA, EF, FG, GH, HE, AE, DH, BF, CG are the 12 edges.


ABCD, EFGH, ADHE, BCGF, ABFE and DCGH are the 6 faces


B. vertex


Vertex is the point where faces meets.



A is the vertex for AB, AD and EA.


C. Prism


A cuboid is also known as rectangular prism because a rectangular prism has six rectangular shaped sides with all sides at an angle 90° to each other.


Therefore, it can also be called a cuboid.


D. Tetrahedron


The tetrahedron is a polyhedron with a flat polygon base and the triangular faces that connect the base to a common point. Therefore, it is called a triangular pyramid.


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