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
Step-by-step explanation:
Sum of 20 terms in thr arithmetic sequence adds up to -1930
Answer:
287.9
Step-by-step explanation:
4 or less let it rest 5 or more add one more
Factor out common term - 5 :
- 25 x - 5 =
- 5 ( 5 x + 1 )
Answer A
