Question

use eulers formula to find number of vertices in each polyhedron.

5 faces, 1 rectangle, 4 triangles

Answer 1

Euler's formula :-

V - E + F = 2

Answer 2

faces, F = 5

Answer 3

my book says it is F+V=E+2

Answer 4

Either way, they both would equal the same answer

Answer 5

i dont exactly understand what to do:

Answer 6

5 faces
8 edges

5+V=8+2
5+V=10
-5 -5
V=5

Answer 7

you nailed it ! good job !!

Answer 8

alright thanks @ganeshie8 @Ryan2416

Answer 9

np :)