Is it possible to have a polyhedron with any given number of faces? (Hint: Think of a pyramid)

Draw a map giving instructions to your friend so that she reaches your house without any difficulty

Can a polyhedron have for its faces

(i) 3 triangles?

(ii) 4 triangles?

(iii) A square and four triangles?

Which are prisms among the following?

(i)

(ii)

(iii)

(iv)

(i) How are prisms and cylinders alike?

(ii) How are pyramids and cones alike?