Please answer #7,8,9 all parts and show work

Questions 7 through 9 pertain to the situation described below: A ball is thrown upward at speed vo at an angle of 50.0 above the horizontal. It reaches a maximum height of 8.00 m. (7) What is the value of vo? (A) 12.3 m/s; (B) 13.3 m/s; (C) 14.3 m/s; (D) 15.3 m/s; E 16.3 m/s. (8) How long does it take for the ball to reach the maximum height? (A) 1.58 s; (B) 1.48 s; (C) 1.38 s; D 1.28 s; (E) 1.18 s. (9) How far has the ball traveled horizontally when it comes back to its initial height? (A) 25.9 m; (B) 26.9 m; (C) 27.9 m (D) 28.9 m; (E) 29.9 m. 8.0 - Vo 8.0m Vy 50 16. 3 sin (50 ) Vx 9.8 H= vagina (50. ) = 1.28s 2 (9.8 ) SX = 16. 3 (120 ) + 3 ( 9. 8 ) ( 1 28) 2 20. 864 + ( 2.) ( q-0) (8.00) /vagina ( 50 ) 2 ( 98 ) 2 (9. 8 ) 100.8 = vagina( co ) sina ( 50) sing ( to) 150.8 Student Name: -V Bage 4 of 6 0.687 1 267. 12-ova V - 10. 3