ashlynnjohnson1 ashlynnjohnson1

04-06-2018
Mathematics

contestada

A polyhedron has 8 vertices and 14 edges. How many faces must it have?

Respuesta :

calculista calculista

13-06-2018

we know that
The Euler's formula state that,
the number of vertices, minus the number of edges, plus the number of faces, is equal to two
V - E + F = 2
clear F
F=2-V+E
in this problem
V=8
E=14
F=?
so
F=2-8+14
F=8

the answer is
8 faces

Answer Link

Otras preguntas

Do you have good memory?

What number must be subtracted for each term ratio 25.37 to make it equal to 1:2

HELP PLEASE1. A car traveling at 20 km/hr north for an hour and then travels at 20 km/hr west for an hour has NOT changed its : A. speed B. direction C. velocit

3x - y = 11 5x + 3y = 9

A _______ acts as a security buffer between a corporation's private network and all external networks. firewall password disaster recovery plan virus checker

What was a major flaw in J. J. Thomson's plum pudding model? Question 10 options: It did not account for the mass of the atom. It did not account for the nucleu

7 thGrade Week Two Vocabulary Test Name_______________________ 1. ______ Decipher 2. ______ Attitude 3. ______ Character

Whu du mu balls hurt

How do weak intermolecular bond strengths affect the melting and boiling point of a substance? O Both the melting point and boiling point are lower. O The melti

How far away is vy canis majoris from earth in light years?.