Answer:
89.49 if is the entire circle and 44.745 if is a semi circle
Step-by-step explanation:
57 / 2 = 28.5 this is the ratio
28.5 * 3.14 = 89.49
The equations
and
are really the same, we're just setting 
, or 
.
So we get
Inflation
<span>Inflation is the rate of increase in prices over a given period of time. Inflation is typically a broad measure, such as the overall increase in prices or the increase in the cost of living in a country</span>
Answer:
b
Step-by-step explanation:
