What is the similarity radio ?
Answer ASAP !!!!!!!!!!
                                             
                                          
                                          
                                        
											 
											Answer:
I'd say that it is 3:4 because
Step-by-step explanation:
9 is 3/4s of 12.
12 is 3/4s of 16
15 is 3/4s of 20.
Hope this helped you out!