Answer:
Step-by-step explanation:
Sum of all the angles of a triangle = 180°
∠A + ∠B + ∠C = 180°
48 + ∠B + 56 = 180
∠B  + 104 = 180
∠B = 180 - 104
∠B  = 76°
 
        
                    
             
        
        
        
Step-by-step explanation:
Richard and teo age is 51 years old
 
        
             
        
        
        
Answer:
No image or answer choices
Step-by-step explanation: