The area of a rectangular wall of a barn is 80 square feet. the lenth is 12 feet longer than twice its width. find the length and width of the barn.

In the diagram below what is the approximate length of the minor arc ab

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

What is the inverse of the function f(x) = 2x + 1?