Being pregnant?

Long story/short, the mouth of July I was supposed to get my period on the fourth. If so my period never came, not until July 29 and ended on the 2nd of August. My question is can I be pregnant and still have my period. Because I have all the symptoms . dizziness,tired,nippes hurt,hot flashes,the chills,always hungry but once I eat my whole appetite changes,nausea in the a.m,always hot,also I'm been really moody & emotional .....