Verify Euler's formulae V+F-E=2 in case of : sphere
In a sphere,
number of vertices = 0
number of faces = 0
number of edges = 0
Euler's formula,
V+F-E=0+0-0=0≠2
Hence, not verified.
Verify Euler's formulae V+F-E=2 in case of : Cone
Verify Euler's formulae V+F-E=2 in case of : Cube