Muscles Used in the Backstroke. Even though you're swimming on your back, you use your abdominals in addition to the muscles of your back -- the latissimus dorsi and spinus erectors -- to support you as you flow through the water during the backstroke.
The average distance for a pitching wedge is 130 to 135 yards; for a sand wedge 115 to 120 yards; and for lob wedges 75 to 95 yards.
A standard Little League field has base paths of 60 feet, and a pitching. distance of 46 feet (measured from the back point of home plate to the. front edge of the pitcherâs plate) . The distance from the back point of home plate to the outfield fence. should be at least 200 feet, but not more than 275 feet, for a field that will. be used for both the standard 46â60 Little League Division, and the.