Im trying out for cheerleading next year can anyone give me some tips?

im trying out for cheerleading next year so i want to start practicing. i've taken one year of hip hop and i can tumble. i can do a roundoff backhandspring, round off back tuck and any of those mixed together.. shoulld i take dance to help with cheerelading or no? and if your a cheerleader already what kind of exercises do you do? any other tips would be great. thanks (: