Answer:
three angles of a polygon are each 105.5,the sum of the angles in the polygon is 2520. find each of the other angles if they are equal to each other. For a polygon with n sides and n angles, the sum of the measures of all the interior angles equals (n-2)180 degrees. 16-3=13
-9+4=5 because two negative signs makes a positive
Answer 20 are left
Step-by-step explanation:
A and 0 both equals 45 degrees
