Mathematical set, polygons, areas, trigonometry, proportions, special products

Função

Intended for the study of: Mathematics. Trigonometry. Degrees, radians, quadrants and their conversions. Mathematics. Trigonometry. Degrees, radians, quadrants and their conversions. The trigonometric cycle. Degrees, one of the units used to measure angles. Radians, one of the units used to measure angles. Sine in the trigonometric circle, sinusoidal function. Sine of an angle. Identifying, in the trigonometric circle, the signs of sine in each of the quadrants. Sinus values of angles that are multiples of 30° and 45°. Graph of the sine function, sinusoidal function. Cosine in the trigonometric circle. Cosine of an angle. Identifying, in the trigonometric circle, the sign of cosine in each of the quadrants. Cosine values of angles that are multiples of 30° and 45°. Tangent in the trigonometric circle. The tangent of an angle. Identifying the sign of the tangent in each of the quadrants. Measuring the values of the tangents of each of the requested angles. Measuring the values of the tangents of angles that are multiples of 30° and 45°. The fundamental relationship of trigonometry in the trigonometric circle. Pythagoras' theorem. The fundamental relationship of trigonometry. The value of the sine of an angle and the value of the cosine of its complement. Algebra. The remarkable square product of the sum of two terms. Expressions called remarkable products. Proof of the truth of the rule of the remarkable square product of the sum of two terms. The remarkable square product of the difference of two terms. The remarkable square product of the difference of two terms. Proof of the truth of the rule of the remarkable square product of the difference of two terms. Plane and metric geometry. Pythagoras' theorem. Measuring the hypotenuse, the greater leg and the lesser leg. Calculating, measuring and comparing the results. Thales' Theorem, intersection, ratio and proportion. Thales of Miletus and the theorem that bears his name. The transversal. Thales' Theorem and similar triangles. What is meant by similar triangles. How to obtain polygonal lines, quadrilateral and trilateral polygons and their perimeters. The open and closed polygonal line. Polygons. The quadrilateral polygon, rectangle. The base and height in rectangles. The quadrilateral polygon, the square. The trilateral polygon, triangle. The height of a triangle. Congruence, congruent triangles. The three types of triangles. The right triangle. The quadrilateral polygon, parallelogram. The quadrilateral polygon, snuffbox. The quadrilateral polygon, rhombus. The perimeter of a polygon. The diagonals of a polygon. How to obtain polygonal lines, quadrilateral and trilateral polygons and their perimeters. The polygonal line. The quadrilateral polygon, rectangle. The quadrilateral polygon, square. The trilateral polygon, triangle. Congruence. The right triangle. The quadrilateral polygon, parallelogram. The quadrilateral polygon, trapezoid. The quadrilateral polygon, rhombus. The perimeter. The diagonals of the polygon. How to obtain the areas of the rectangular, square and triangular polygons? What is meant by the area of an internal flat region of a polygon. Constructing a quadrilateral polygon, rectangle. The area of the uadrilateral polygon, rectangle. Constructing a quadrilateral polygon, square. The area of the quadrilateral polygon, square. Constructing a trilateral polygon, right triangle. The area of the trilateral polygon, right triangle. Constructing other polygons, determining areas and discussing congruence. How to obtain the areas of parallelogram, trapezoid and rhombus polygons?. The quadrilateral polygon, parallelogram and congruent triangles. The area of the quadrilateral polygon, parallelogram. The area of the quadrilateral polygon, trapezoid. The area of the quadrilateral polygon, rhombus, etc.