So first of all you know that one side is 14cm and the other side is 6cm 
What you would do is: 14-6=???
Your answer should be: 8cm
        
             
        
        
        
Are the directions asking you to solve these ?
        
             
        
        
        
Answer:
6.5
Step-by-step explanation:
calculator
 
        
                    
             
        
        
        
Comment: I think you got this in the wrong section but I’ll still answer it anyways. 
Actual Answer: system of checks and balances
Step-by-step explanation: A system of checks and balances stops one branch of government from becoming too powerful.
Additional Note: I hope that this helps you and have a wonderful day!