Other 3-Dimensional Geometry
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SAT Subject Test in Math II › Other 3-Dimensional Geometry
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1
A convex polyhedron has twenty faces and thirty-six vertices. How many edges does it have?
CORRECT
Explanation
The number of vertices , edges
, and faces
of any convex polyhedron are related by By Euler's Formula:
Setting and solving for
:
The polyhedron has 54 edges.
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