Advertisements
Advertisements
Question
Using Euler’s formula, find the unknowns.
| Faces | Vertices | Edges |
| 8 | ? | 10 |
Advertisements
Solution
Euler’s formula is given by F + V – E = 2
F = 8, E = 10
By Euler’s formula = 8 + V – 10 = 2
V = 2 – 8 + 10
V = 4
Tabulating the required unknowns
| Faces | Vertices | Edges |
| 8 | 4 | 10 |
APPEARS IN
RELATED QUESTIONS
Can a polyhedron have for its faces 3 triangles?
The given Figure are prisms or not?

Is a square prism same as a cube?
Which among the following are nets for a cube?

If a polyhedron has 10 vertices and 7 faces, find the number of edges in it.
The figure, given below, shows shadows of some 3D object when seen under the lamp of an overhead projector:

A rectangle
In this case, name the object.
The following figure represent the nets of some solid. Name the solid

The following figure represent the nets of some solid. Name the solid

How many vertices does the following solid have?
Cylinder
How many faces does a cylinder have?
