Find AB here's the image , i'll give brainliest
                                             
                                          
                                          
                                        
											 
											Answer:
b=74
a =93
Step-by-step explanation:
Since this is a quadrilateral, opposite angles are supplementary
x+z = 180
106+b=180
b = 74
y+w =180
a+87= 180
a =93