It would be 60cm because 40 plus 20 equals 60
        
             
        
        
        
Answer:
The number -100 is a rational number and an integer
 
        
             
        
        
        
Answer:
x = 2
Step-by-step explanation:
2 to the second power is 4. 4 subtracted by 4 is zero. 
 
 
        
             
        
        
        
Answer:
CA = 32
Step-by-step explanation:
By intersecting chords theorem:

CA = 14 + ( 3 + 3x)
CA = 14 + ( 3 + 3*5)
CA = 14 + ( 3 + 15)
CA = 14 + 18
CA = 32
 
        
             
        
        
        
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