Three friends earned more than $200 washing cars. they paid their parents $28 for supplies and divided the rest of the money equally. write an inequality to find possible amounts each friend earned.

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

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.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?