In ΔABC shown below, segment DE is a midsegment. a.) If AB = 15 units, how long is segment DE? (5 points)

b.) What other relationship exists between segments AB and DE? (5 points)

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?