Abuilding casts a shadow 48 feet long. at the same time, a 40 foot tall flagpole cast a shadow 9.6 feet long. what is the height of the building

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

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.

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?