18.7k views
2 votes
Uhhhhhhhhh?????!???!?

Uhhhhhhhhh?????!???!?-example-1
User Jkj
by
8.4k points

1 Answer

1 vote

Answer:

35

Formula used:

Sum of intereior angles of a polygon = (n-2) * 180, where n=number of sides

Explanation:

Sum of interior angles = 540

12x+120=540

12x=420

x=35

User Rafaelina
by
8.0k points

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