The sum of interior angles of a regular polygon is 2520 calculate the size of one exterior angles of the polygon

i can't see the picture : /

2: 10

step-by-step explanation:

127

whether it's diameter, or radius, i believe if i remember correctly from school, every amount has to always add up to 180. so if you take 53, and starting adding, long story short, taking 127 and adding it to 53, gives you 180.