G. SRT.8 An 8 foot tall tree casts a shadow along the ground. If the shadow has an angle of elevation of 80 degrees with the ground to the tree, how long is the shadow?

How to determine whether two known pairs of points are on the same line.

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

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.