400 metres
400 m
A regulation Olympic track is 400 meters.
400 mtrs
400 meters
400 meters.
An Olympic size track is 400 meters.
oval, 400 meters long
400 meters from the inside lane.
1/4 of th trackA Quarter of the track
Track & field outdoor tracks are 400 meters long, and most indoor tracks are 200 meters.
That is probably 400 meters.