Set of 5 pairs of boards, flat geometry

Função

Intended for experimental study, mathematics laboratory and carrying out mathematics experiments on: Mathematics. Flat and metric geometry. How to obtain polygonal lines, quadrilateral and trilateral polygons and their perimeters. The polygonal line. The quadrilateral polygon, rectangle. The quadrilateral, square polygon. The trilateral polygon, triangle. The congruence. The right triangle. The quadrilateral polygon, parallelogram. The quadrilateral polygon, trapezoid. The quadrilateral polygon, rhombus. The perimeter. The diagonals of the polygon. Regular polygons, inscribed polygons. Regular polygons inscribed in a circle. The trilateral regular polygon, equilateral triangle. The geometric center of the regular polygon inscribed in a circle. The apothem of a regular polygon. The trilateral regular polygon, equilateral triangle. How to obtain areas of rectangle, square and triangle polygons? The area of ¿¿the quadrilateral polygon, rectangle. The area of ¿¿a quadrilateral, square polygon. The area of ¿¿the trilateral polygon, triangle. How to obtain areas of quadrilateral and trilateral polygons? The area of ¿¿¿¿a quadrilateral polygon, parallelogram. The area of ¿¿the quadrilateral polygon, trapezoid. The area of ¿¿a quadrilateral polygon, rhombus, etc.