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25-06-2020
Mathematics

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rebeccarayshma rebeccarayshma

25-06-2020

Answer:

the sum of exterior angles of a polygon is 360°

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rrhea56 rrhea56

25-06-2020

X + 20 + x + 40 + 2x + 2x = 360 degrees. This is because all exterior angles add up to 360. You then simplify and you have 6x+60=360 and then subtract 60 from both sides so you get 6x=300. Divide by 6 on both sides giving you x= 50.

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