This version is suitable for students, engineers, architects and anyone who needs geometric calculations🎓📐

Main features of this version:

1. Support for 5 different shapes:

o Rectangle

o Circle

o Triangle (with Heron's formula)

o Trapezoid

o Ellipse (with Ramanujan approximation)

2. Advanced features:

o Ability to add/delete unlimited shapes

o Dynamically change shape type

o Display calculation formula for each shape

o Simultaneous calculation of area and perimeter

o Display full calculation details

o Advanced input validation

o Display specific errors

o Support for decimal numbers

3. Display features:

o Highlight fields with errors

o Separate results of each shape

o Display number of each shape

o Use of graphic symbols

o Professional coloring

4. Optimizations:

o High calculation speed

o Optimized memory consumption

o Smooth user experience