Circle N is shown. LIne segments L N and M N are radii. The length of L N is 4. Angle L N M is 72 degrees. Sector L N M is shaded.

What is the ratio of the sector area to the area of the entire circle?

One-fifth

One-half

2

4
(answer is 1/5)

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Graph the line with the given slope m and y-intercept b. m=-3,b=1

The federal reserve controls certain interest rates in the united states. investors often try to speculate as to whether the federal reserve will raise or lower rates and by how much. suppose a company conducts extensive interviews with financial analysts, and as a result, predicts that "thefed" will increase rates by an average of 0.25 percentage points every six months for the forseeable future. which type of equation could be used to model the predicted interest rates over the next several years, assuming no other significant changes? a) a linear equation b) a quadratic equation c) a polynomial equation d) an exponential equation