 katya6913 
                                                31.07.2019 03:10
                                                
                                                katya6913 
                                                31.07.2019 03:10
                                             gladiatorcor 
                                                31.07.2019 03:10
                                                
                                                gladiatorcor 
                                                31.07.2019 03:10
                                             natulsen 
                                                31.07.2019 03:10
                                                
                                                natulsen 
                                                31.07.2019 03:10
                                             irinamyn1 
                                                14.12.2020 17:41
                                                
                                                irinamyn1 
                                                14.12.2020 17:41
                                             alenalapshna2 
                                                14.12.2020 17:41
                                                
                                                alenalapshna2 
                                                14.12.2020 17:41
                                             lystuchaanna20 
                                                14.12.2020 17:42
                                                
                                                lystuchaanna20 
                                                14.12.2020 17:42
                                             mishkaievlev 
                                                14.12.2020 17:42
                                                
                                                mishkaievlev 
                                                14.12.2020 17:42
                                             alex0the0human 
                                                14.12.2020 17:42
                                                
                                                alex0the0human 
                                                14.12.2020 17:42
                                             vyachik2000 
                                                14.12.2020 17:43
                                                
                                                vyachik2000 
                                                14.12.2020 17:43
                                            
h=5м
t=?
h=vt^2/2
t=√2v/h
t=√20/5=√4=2