A baseball bat is considered what kind of pendulum?

A baseball bat is a physical pendulum (not a simple one, as the "string," the length of the bat is not mless. This site will help you with the period, etc. a href="http://hyperphysics.phy-astr.gsu.edu/HBASE/pendp.html" rel="nofollow"http://hyperphysics.phy-astr.gsu.edu/HBA…/a