Luke claims to have drawn a regular polygon with each interior angle equal to $120^\circ$120°.
Find $n$n, the number of sides of such a polygon.
Octagon
Pentagon
Heptagon
This shape cannot exist
Hexagon
Nonagon
Bill claims to have drawn a regular polygon with each exterior angle equal to $50^\circ$50°.
Neil claims to have drawn a regular polygon with each exterior angle equal to $45^\circ$45°.
What is the sum of exterior angles for any polygon?