How do I tell which is the positive or negative connectors for the battery comin on 1993 Geo Prizm

The old battery was removed and the new battery shows which is the positive post and which is the negative post but I don't know which one is which from the car?

Asked by for the 1993 Geo Prizm
1 answer
positive is red & post is bigger or plus sign and negative is black & post is smaller or minus sign