Which set of ad dimensions represent common standard interactive advertising bureau (IAB) ad specifications? By vmartinez Which set of ad dimensions represent common standard interactive advertising bureau (IAB) ad specifications? 300 x 250 300 x 300 728 x 90 728 x 900 Related content Related questions:Your client’s campaign is ready to run across four…What are the standard dimensions of a leaderboard ad?What are the standard dimensions of a mid-page unit…In GA4, you can view custom dimensions within…