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Q.

Find the maximum exterior angle possible for a regular polygon?


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a

124o

b

120o

c

127o

d

130o

answer is B.

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Detailed Solution

Concept-
A regular polygon's total surface area is 360o. Take advantage of the equilateral triangle, which has the greatest number of dimensions and is the easiest polygon to understand. Let's have a look at a polygon with the minimum number of sides, i.e., 3.
As we already know, a simple polygon with 3 numbers of sides is a triangle.
Also, we are familiar with this,
https://lh3.googleusercontent.com/uBvqZDEsAT8nzMly1shRPt802o9SlCL-5mq2aulScgVjmG0Tewj5ye5IGtzioEM5zQ74HirGXjrKTdI_0BVyPER1tM_aq1djkJ5HaAJo8IwETD1TbddfZOPksh3LtI-NYUyhfkUBCqaxfrKN-YF5FASuppose that each exterior angle as A.
By using equation (1) , we can write it as
https://lh4.googleusercontent.com/IjgU8BeSQOf21o3yTEVNKt3HEQvUBVk6Fv5BK8wC33G_pmKHnBHyUH9lHmApA7P9SdaCMVRt1Mr3wLRXj7QyPT8UqEzQz3Aua0y0pdLedZUnH4v204tM3btmC5BlzTxXGb1O5IvGFyekgbdIorzLhQhttps://lh6.googleusercontent.com/po7-TPh_-n725eBWKlyKs4gCzR6N0_rUGFTQALoIR6b-yv_tGmWR128gEszUneAMgGFaA5SdGsW3ji2ablNx7s3SO8eN6Wb0BhW0EpcWFFX5OiwnajCz-_pF5vgo8eSrpNMS7NW7qO4Ng0_6tmusJgAs a result, the maximum exterior angle possible for a regular polygon is 120o.
Hence, the correct answer is an option 2) 120 degree.
 
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