U+299C "⦜" Right Angle Variant with Square Unicode Character

U+299C "⦜" Right Angle Variant with Square is a typographic or mathematical symbol that belongs to the Miscellaneous Mathematical Symbols-B block, representing a right angle marker modified by an attached square. It is used in geometric notation and technical diagrams to denote a specific variant of a right angle, often indicating a square corner or a right angle relationship with additional structural information. This character aids in precise visual communication within mathematical proofs, engineering drawings, and computer-based text rendering where standard right angle symbols may need to convey a more specific angular configuration.