no. they can pick off to any runner or step off the rubber with their BACK foot. if there is a runner on third, he can step with FRONT foot to pick off to third if he does not step to home past the invisible line cutting from third to home at 45º. if he does it's a balk. he can turn and throw to second if there is a man there. in essence, no.
The pitcher's mound.
45 ft
yes, so long she has not yet started her pitch or presented the ball.
43 feet in fast pitch
It depends on who the pitcher is and what pitch it is.
Yes. As long as a mound doesn't bother the pitcher, it will add a little speed on the ball and make it go lower in the zone. It's generally and advanatage to the pitcher.
It would take the ball .26 sec. to get from the pitcher to the batter.
The pitcher can re-enter the game as a pitcher later in the game if he is taken out with no trips to the mound or after one trip. If he is taken out after the second trip to the mound he can re-enter the game in any position except for pitcher..
50 feet.
the pitcher must keep her main foot on the rubber at all times, in minor league the mound is 35ft from home plate, in major league the mound is 40ft from homeplate
45 feet
Softball doesn't have a raised mound. In fast pitch softball, there is a circle with an 8 foot diameter drawn around the pitcher's plate.