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tigergirl301
Lv 6
tigergirl301 asked in Education & ReferenceHigher Education (University +) · 2 decades ago

Polyhedra help?

A polyhedra with 12 faces and 15 vertices that is topologically equivalent to a sphere has how many edges?

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  • JP
    2 decades ago
    Favorite Answer

    any polyhedron which is topologically equivalent to a sphere the numbers of faces F, edges E and vertices V are related by F + V = E + 2

    so 12+15=E+2

    27=E+2

    25=Edges

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