Punjab's 2025 Unified Building Rules permit S+4 structures on 250+ sq yd plots along 40+ ft roads, enabling vertical growth while reducing urban sprawl and optimizing land use with integrated parking solutions.
Trigonometric ratios help determine heights and distances based on angles of elevation and depression. A 7m high building serves as a point of observation to calculate a tower's height using a 60° elevation angle and a 45° depression angle.