Answer:
The arcs are not congruent which makes the statement false. 
Step-by-step explanation: Congruent means equal to my understanding.
 
        
             
        
        
        
The answer is A: 30 in, 48 in, and 54 in.
Explanation:
If you multiply all of the sides by 6 you get answer. 5 * 6 = 30, 8 * 6 = 48, and 
9 * 6 = 54.
        
             
        
        
        
Step-by-step explanation:
subtract 5 under itself and 21 , then cross out the 5 and only subtract 21 and 5 which is 16 and then bring down 2x so now your equation will be 2x=5 so now your gonna divide 2 and 5
 
        
             
        
        
        
The length equals √123=11.09 inches
Therefore the statement "The length of the photo frame is between the 11 inches and 12 inches." is true.