1. What is the domain of the function below? (1 point) {(0, 2), (3, 1), (5,2), (8,4)}?
O {1, 2, 4)
O {0, 3, 5, 8)
{0, 1, 2, 3, 4, 5, 8}
{(0, 2), (3, 1), (5,2), (8,4)}

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm