Five and sixteen tenths, or five point sixteen
Answer:
35
Step-by-step explanation:
The formula for findong the area of a circle is

Using that formula, you would do pi(9). After that, multiply pi by 9 and you would get ~28.274. Hope this helps!
Answer:
49 degrees.
Step-by-step explanation:
Since the line is 180 degrees, and both of the angles that are measured would equal 180, then all we need to do is take 180 - 131 to get 49 degrees. Hope this helped!
-Kirito