
- An isosceles triangle ABC
- AD is a bisector of ∠A
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- By ASA criteria ∆ABD congurant to ∆ADC
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- By CPCT ( corresponding parts of congurant triangle ) 

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Answer:
20/ 11 and if u want it in decimal it's 1.818182
 
        
                    
             
        
        
        
Answer:
12/28
Step-by-step explanation:
3 x 4 = 12
7 x 4 = 28
 
        
                    
             
        
        
        
Answer:
Your answer is 28.3495
Brainliest is appreciated