Answer:
50°
Step-by-step explanation:
Let measure of one equal side be x.
80° +x +x = 180°[ sum of interior angle of triangle is 180°]
= 2x = 180° -80°
= x = 100°/2
=x = 50°
 
        
             
        
        
        
Answer:
x=35
Step-by-step explanation:
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Answer:
After 16 years …mr James age =4X+16 and his son's age will be X+16
As per the question in 16 years his age will be 2 twice 
(4X+16)=2(X+16)so by simplifying this we will get 2X=16..and X=16/2=8
Step-by-step explanation:
 
        
             
        
        
        
Three times the difference of a number and four.
                                          or 
Three times the quantity of four less than a number n.
        
             
        
        
        
Answer:
expanded form: 5 * 5 * 5
value: 125
Step-by-step explanation: