I believe the sum of the interior angles is the number of sides (n), subtracted by 2, and multiplied by 180.
(n - 2) x 180 = sum of interior angles of a n-gon
I also believe that the sum of exterior angles of a n-gon equals to 360 degrees.
It's 169.6mm in total so that closer to H
170mm
Answer: She went 
times during the summer.
Step-by-step explanation:
If Louisa's savings change by 
each time she goes bowling and it went to 
, that means that Louisa went another times.
So therefore your answer would be 11.
