Challenge Exercise. Modify the spreadsheet of Example 2.1 so that a program based in its pathways will plot a) the height of the projectile as a function of time, and b) the angle of the total...

Challenge Exercise. Modify the spreadsheet of Example 2.1 so that a program based in its pathways will plot a) the height of the projectile as a function of time, and b) the angle of the total projectile velocity relative to the horizontal as a function of time.