Using the given information, which postulate would be the best choice for proving that triangle abc is similar to triangle def?

given:

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship

How can you use equivalent fractions to know that 43/200 is between 1/5 and 1/4?