Answer
0.5 seconds
Work Step by Step
refer to #65 for a triangle depiction. We need to find the length of the hypotenuse using :
sin 45 = 1000 ft/x
x sin 45 = 1000 ft
x = 1414 ft
using the bullet traveling at 2828 ft/sec
1414 ft x (1 sec/2828ft) = 0.5 second