A certain state has the highest high school graduation rate of all states at 80%. In a random sample of 20 high school students from the state, what is the probability that 18 will graduate?

What is the equation of the graph below? y=sec(x)-4

The equation of line wx is y=2x-5. write an equation of a line perpendicular to line wx in slopeintercept form the contains points (-1,-2)

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?