Answer:
The runway is 12100 ft long
Step-by-step explanation:
The area of a rectangle is given as:
A = wl
Where w is the width and l is the length
Given that A = 2, 057,000 sq. ft
w = 170 ft
Using these, we can easily find l
2,057,000 = 170l
l = 2,057,000/170
= 12100