Question:
How many edges does each of following solids have?
(a) Cone
(b)Cylinder
(c) Sphere
(d)Octagonal Pyramid
(e) Hexagonal Prism
(f)Kaleidoscope
Solution:
(a) Cone has one edge.
(b) Cylinder has two edges.
(c) Sphere has no edge.
(d) Octagonal pyramid has 16 edges.
(e) Hexagonal prism has 18 edges.
(f) Kaleidoscope has 9 edges.
Note See edges in previous question’s solution figures.