Solution Review 1: Equation Construction

Let’s go over each of the four equations from the previous lesson one by one.

Euler’s formula for the number of faces of polyhedra

Rubric criteria

Rubric-wise explanation

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Point 1:

The first thing that we needed to do was to rearrange Euler’s equation to calculate the value of $F$.

$$V-E+F=2$$

Rearranging for $F$:

$$F=2-V+E$$ ...