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प्रश्न
State, the number of faces, number of vertices and number of edges of:
(i) a pentagonal pyramid
(ii) a hexagonal prism
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उत्तर
(i)
A pentagonal pyramid
Number of faces = 6
Number of vertices = 6
Number of edges = 10
(ii)
A hexagonal prism
Number of faces = 8
Number of vertices = 12
Number of edges = 18
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