Answer: third circle
Step-by-step explanation:
I believe A and B are the ones. As for explaining? hmm. I would honestly say that any number to the right of a number is a tenth of the place above it. But then again, it's optional to explain ;P
The sum of the measures of all exterior angle in a polygon with n sides is always
.
Nonagon is a polygon with 9 sides. If this nonagon is regular or equiangular, then all interior angle are congruent, and therefore all exterior angles are congruent. Then the measure of each exterior angle is
.
Answer:
-1.9
Step-by-step explanation:
I rounded it to the tenth