SOLUTION: 3-The cardinal number of the set {triangle, rectangle, square, trapezoid, octagon, rhombus, circle, pentagon} is _________. please show work, thanks.

Algebra ->  Circles -> SOLUTION: 3-The cardinal number of the set {triangle, rectangle, square, trapezoid, octagon, rhombus, circle, pentagon} is _________. please show work, thanks.      Log On


   



Question 475384: 3-The cardinal number of the set {triangle, rectangle, square, trapezoid, octagon, rhombus, circle, pentagon} is _________.
please show work, thanks.

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
8, just count the number of elements in the set.