Question

Define concave polyhedron​

Answer 1

Answer:

A concave polyhedron is a polyhedron with the property that there exist two points inside it such that the line segment drawn between them contains points not in the polyhedron. In other words, a polyhedron is concave exactly when it is not convex.

Step-by-step explanation:

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Answer 2

Answer:

A concave polyhedron is a polyhedron with the property that there exist two points inside it such that the line segment drawn between them contains points not in the polyhedron.

• a polyhedron is concave exactly when it is not convex.