9. [-/3 Points] DETAILS SCALCET8 12.3.022. Find, correct to the nearest degree, the three angles of the triangle with the given vertices. A(1, 0, -1), B(3, -2, 0), C(1, 2, 3) LCAB = O LABC = O LBCA = O13. [-/1 Points] I DETAILS I SCALCET812.3.029. Find the acute angle between the lines. Round your answer to the nearest degree. 3Xy=3, 6X+y=8 |:] 14. [-/1 Points] I DETAILS I SCALCET812.3.031. I MYNOTES I PRACTICEANOTHER Find the acute angles between the curves at their points of intersection. (The angle between two curves is the angle between their tangent lines at the point of intersection. Give your answers in degrees, rounding to one decimal place. Enter your answers as a commaseparated list.) y = 2x2, y= 2X3