Euler's formula, v – e + f = 2 relates the number of vertices v, the number of edges e, and the number of faces f of a polyhedron. how many faces does a polyhedron with 5 vertices and 8 edges have?

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Which of the following is a correct equation based on the triangle shown?