Identify the variation as direct, inverse, joint, or combined. r=cl/r^2

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.