A portion of a circular rainbow is to be painted on the wall. the inner edge of the purple strip is 4 feet from the center ( distance r). if the angle a=42.1 degrees, and the area of the rainbow ( from the purple to the red) is 100.298. what is the radius of the outer edge of the rainbow ( the distance R) ?

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.