Let sin(2x) = cos(x), where 0° < x < 180°. What are the possible values for x? 30° only
90° only
30° or 150°
30°, 90°, or 150°

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