Which of the following 3-D

Question:

Which of the following 3-D shapes does not have a vertex?

(a) Pyramid

(b) Prism

(c) Cone

(d) Sphere

 

Solution:

(d) As we kndw that, a vertex is a meeting point of two or more edges. Since, a sphere has only one curved face, so it has no vertex and no edges.

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