A basketball team wants to paint half of a free-throw circle grey. If the circumference of the free-throw circle is 30.77 feet what is the area that will be painted grey? Use 3.14 for , and round to the nearest square foot. Enter your answer in the box.

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11-1 > 1-1+a

-12 > a

12 cups   is the answer

step-by-step explanation: