Here's your answer, folks! ↓

 
        
             
        
        
        
Answer:
1.3
Step-by-step explanation:
 
        
             
        
        
        
A^2+b^2=c^2
9^+40^2= c^2
Square the numbers.
81+1600=c^2
1681=c^2
Find the square root. 
c=41
The length of the hypotenuse is 41. 
I hope this helps!
~kaikers
        
                    
             
        
        
        
Answer:
56
Step-by-step explanation:
 
        
             
        
        
        
Answer:
I believe the answer is 64. I'm not exactly sure but let's hope it's correct. 
Step-by-step explanation:
I did 4 times 16 since 1 pound is 16 ounces. So I multiplied 4 by 16 and it gave me 64.