In an E-R diagram an entity set is represent by a September 2, 2021September 2, 2021 administrator In an E-R diagram an entity set is represent by aRectangleWell Done. Your Answer is Correct Keep it Up!EllipseDiamond boxCircle Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading...