Originally Posted by Quilt30

Yes, take finished size of block, add 7/8" cut diagonal. This should fit the side triangle areas, and add 1 3/4" and cut diagonal twice for corner. I would cut these out of scrap fabric to make sure of fit. I usually add a bit to these sizes and trim down to fit. And yes you will have bias but if you handle the edges carefully and control the stretch, the quilt will ok.