Respuesta :
Answer: b. 300 feet
Step-by-step explanation:
We know that 1 yard = 3 feet
Given : The length of a football playing field is 100 yards between the opposing goal lines.
Then, the length of the football field in feet will be :-
[tex]100\times3=300[/tex]
Therefore, the length of the football field in feet = 300 feet
Hence b is the correct option.