About UPPER AND LEFT AND LOWER TRIANGULAR THREE QUARTERS BLOCK
Upper And Left And Lower Triangular Three Quarters Block (U+1FB6A) is a Unicode other symbol from the Symbols for Legacy Computing block. It resides on Plane 1 (SMP, Supplementary Multilingual Plane), has bidirectional class ON (other neutrals), is not mirrored, and has combining class 0 (Not Reordered). In HTML it can be written as 🭪 or 🭪. Because it is outside the Basic Multilingual Plane, proper font support is required; otherwise a fallback box may be shown.