Posted by jeng on Thursday, October 29, 2009 at 10:24pm.
Use Eulerʹs formula to answer the question.
A polyhedron has 36 edges and 21 faces. How many vertices does it have?

math  lyne, Thursday, October 29, 2009 at 10:25pm
ummmm
you cant post yr whole homework assignment on here.... 
math  Reiny, Thursday, October 29, 2009 at 10:29pm
I believe Euler's Formula dealing with polyhedra says
V  E + F = 2
Don't you know 2 of those variables ? 
math  jeng, Thursday, October 29, 2009 at 10:45pm
thank you for helping me Reiny that's what i was trying to find was the formula and i couldn't remember it. I was not trying to post my whole assignment on here they are example questions from the text that im trying to figure out.