Suppose that circles R and S have a central angle measuring 80°. Additionally, the measure of the sector for circle R is
32
9
π m2 and for circle S is 18π m2.

If the radius of circle R is 4 m, what is the radius of circle S?

Which expressions are equivalent to the one below? check all that apply. 25x/5x a. 5x b. 5 c. 5x•5x/5x d. 25x e. (25/5)^x f. (25-5)^x

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?

Which equation represents the function on the graph?