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11. What is the total time of flight of an object thrown in the air at an angle of 30' with initial velocity of 20 m/s? a. 1.0 s C. 2.04 s b. 5. 10 s d. 20.41 s 12. What is the horizontal range of a projectile in motion with the initial velocity of 22 m/s at an angle of 35'? a. 2.85 m c. 32.62 m b. 46.41 m d. 53. 98 m 13. What is the horizontal range of a stone thrown into the air with initial velocity of 28 m/s at an angle of 40 degree? a. 1.33 m c. 2. 47 m b. 35.25 m d. 78.78 m 14. Which of the following describe the height of projectile motion? a.b. X Y C. d.