Create: Triangle.h, EquilateralTriangle.cpp, Figure.cpp, FigureException.cpp, homework_7.2.cpp, IsoscelesTriangle.cpp, Parallelogram.cpp, Quadrangle.cpp, Rectangle.cpp, Rhombus.cpp, RightTriangle.cpp, Square.cpp, Triangle.cpp, EquilateralTriangle.h, Figure.h, FigureException.h, IsoscelesTriangle.h, Parallelogram.h, Quadrangle.h, Rectangle.h, Rhombus.h, RightTriangle.h, Square.h