Answer:
<u>254.34 in²</u>
Step-by-step explanation:
<u>Area of a circle</u>
- <u>r = radius of the circle</u>
<u>Solving</u>
- A = 3.14 x (9)²
- A = 3.14 x 81
- A = <u>254.34 in²</u>
 
        
                    
             
        
        
        
Answer:
b & d
Step-by-step explanation:
 
        
             
        
        
        
Answer:
x = 15
Step-by-step explanation:
20^2 + x^2 = 25^2
400 + x^2 = 625
subtract each side 400 
it results to 225
square root 225, to equals this -->
X = 15
 
        
                    
             
        
        
        
Answer:
8%
Step-by-step explanation:
Its still 8% of her money
 
        
             
        
        
        
400 divided by 42 = 9.523809