Answer:
As Per Provided Information 
We have to use π = 3.14 
Diameter of baseball is 3 inch
So, Radius of Baseball will be 
Radius = 3/2 inch 
Radius = 1.5 inch
we have been asked to determine the surface area  of given baseball .
<u>Using </u><u>Formulae </u>
<u> </u>
</u>
substituting the value and let's solve it 

<u>Therefore</u><u>,</u>
- <u>Surface</u><u> </u><u>Area </u><u>of</u><u> </u><u>baseball</u><u> </u><u>is </u><u>2</u><u>8</u><u>.</u><u>2</u><u>6</u><u> </u><u> </u><u>sq.</u><u> </u><u>inch</u><u> </u><u>.</u>
So, your answer is 28.26 sq.in