Answer:
30m
Step-by-step explanation:
A=πr²
225π=πr²
225=r²
r=√225
r=15
d=2r
d=2×15
=30m
 
        
             
        
        
        
Answer:
$0.37  per oz 
Step-by-step explanation:
Unit rate 
<u>9 oz costs $3.39 and 1 oz of chips cost: </u>
- $3.39/9 = $0.37  per oz of chips
 
        
                    
             
        
        
        
The answer is 2/16 if you do the math with the numerators only.
        
             
        
        
        
Four hundred twenty-three billion, ninety million, seven hundred nine thousand 
Hope this helped:))
        
             
        
        
        

bear in mind that, though the square has two valid roots, one negative and one positive, the hypotenuse is just a radius distance, and therefore is never negative.