What is a Field Dimensions? Glossary MLB.com
http://m.mlb.com/glossary/rules/field-dimensions The infield must be a square that is 90 feet on each side, and the outfield is the area between the two foul lines formed by extending two sides of said square (though the dirt portion of the field that runs well past the 90-foot basepaths in all Major League parks is also commonly referred to as the infield).…