Are they similar 
Are their side lengths proportional 
ASAP 
                                             
                                          
                                          
                                        
											 
											Answer:
Yes they are similar, and Yes the side lengths are proportional.
Step-by-step explanation:
Triangle ABC
Triangle XYZ
0.75*40=30
0.75*60=45
0.75*50=37.5
You can do the math yourself if you want to.