U+25E4 "◤" Black Upper Left Triangle Unicode Character

U+25E4 "◤" Black Upper Left Triangle is a graphical symbol that occupies the upper left corner of its bounding box, forming a solid black right triangle oriented toward the lower right. It belongs to the Geometric Shapes block in Unicode and is often used in user interface design, technical diagrams, or text-based visualizations to denote a corner, direction, or a filled quadrant. Its appearance can vary slightly depending on the font and rendering environment, but it consistently represents a compact, solid shape with two perpendicular sides and a diagonal edge.