Chapter 8.4, Problem 50E

(a)

To determine

The time to the nearest tenth when it strikes the ground for firing a projectile with an initial velocity of $800\text{ feet per second}$ at an angle of $30°$ with the horizontal.

(b)

To determine

The range that is the horizontal distance covered for a projectile with an initial velocity of $800\text{ feet per second}$ at an angle of $30°$ with the horizontal.

(c)

To determine

The maximum altitude covered by the projectile with an initial velocity of $800\text{ feet per second}$ at an angle $\theta =30°$ with the horizontal.