Determine which of the two acute angles has a tangent of 1.5

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.

Can someone me and plz do the problem

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true