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A Ferris Wheel at the amusement park is in the shape of a regular 18-gon. What is the measure of each interior angle of the polygon? 2880° 20° 22.5° 160°
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A Ferris Wheel at the amusement park is in the shape of a regular 18-gon. What is the measure of each interior angle of the polygon?

2880°
20°
22.5°
160°

User MGorgon
by
8.1k points

1 Answer

3 votes
Use the formula:
(n-2)×180, where n is the number of sides

(18-2)×180= 28800
, now this is the full exterior angle of 18-gon so you divide it by 18.
28800÷18=160
User Laqwana
by
8.7k points
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