7th Class Mathematics Sample Paper Mathematics Sample Paper - 4

  • question_answer
    For a pyramid there are 4 faces and 4 vertices. Find the number of edges.

    Answer:

    For a pyramid, Faces and vertices are given by   F ? E + V = 2   4 ? E + 4 = 2 (F = 4 and V = 4)   8 ? E = 2   E = 8 ? 2 = 6              Hence, there are 6 edges.


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