Question: dear, please help this geometry questions with steps, thanks you 2. (a) The number of edges and faces of a convex polyhedron P are 150

dear, please help this geometry questions with steps, thanks you

2. (a) The number of edges and faces of a convex polyhedron P are 150 and 92 respectively. Find the number of vertices of P. (4 M) (b) A convex polyhedron is made up of triangular and hexagonal faces only and their numbers are the same. Prove that: (i) 9F = 4E (ii) 4V - 5F = 8, Where V, F, E denotes the number of vertices, faces and edges of the polyhedron, respectively. (6 M)

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