In a normal set of downs, the ball must be advanced (by play or penalty) 10 or more yards to get a first down.
360 inches are required for a first down
10 yards
Ten yards.
10 Yards is the First Down.
10
Seriously...? Its 10
10
15 yards and an automatic first down.
In football, you have 4 down or attemps to get so many yards, a third down conversion is where you failed to get the amount of yards on first down and second down then reach it on the third, making it first down again
11 yards to Wes Welker
10 yards for offensive holding, 5 yards and an automatic first down for defensive holding.
10 yards