Can i get some help im really confused and im in the test

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Me n o w. i need t h i s. 10 points