Geogebra is a rapidly expanding community of millions of users located in just about every country. The application combines geometry, algebra, spreadsheets, graphing, statistics and calculus and bundles them into one easytouse package. Timothy peil, 5 february 20, created with geogebra. Fc2nmat problema 5 pau juny 2015 matematiques ccss. Drag the points x, y, z, a, a, c, or c to change the triangles. The worlds first program that solves your algebra word problems. Topics covered include triangle centers, inscribed, circumscribed, and escribed circles, medial and orthic triangles, the ninepoint circle, duality, and the theorems of ceva and menelaus. Desargues theorem if two triangles are perspective from a point, then they are perspective from a line. In projective geometry, desarguess theorem, named after girard desargues, states. The program allows you to comfortably navigate an attractive online environment.
The geogebra help document has been revised, comes in a new design and is easily searchable see help menu in geogebra. You are free to copy, distribute and transmit geogebra for noncommercial purposes. Solves complex equations and has a 3d graphing calculator. Geogebra atividades e tarefas em geometria dinamica. Thanks to our great translators, geogebra now comes in 39 languages. Users can use geogebra as a standalone product or they can also take advantage of other features including. Geogebra is a free dynamic mathematics software tool for all levels of advanced education. In plane projective geometry, desargues theorem cannot be proven from the other axioms.
Click here for a dynamic illustration of desargues theorem geogebra or javasketchpad. Presentacion del programa geogebra a cargo del profesor. Exploring advanced euclidean geometry with geogebra. Mathematical tool that can solve equations, graph functions, create constructions, analyze data, and create 3d plots. Geogebra is an open source application designed specifically for the learning and teaching of geometry, algebra, and calculus classes. Geogebra is dynamic mathematics software for all levels of education that brings together geometry, algebra, spreadsheets, graphing, statistics and calculus in one easytouse package. At step 3 we have a line joining these three points desargues theorem says they will always be collinear. It utilizes dynamic geometry software, specifically geogebra, to explore the statements and proofs of many of the most interesting theorems in the subject. You just have to select the figure you need and type in the parameters for the problem youre trying to solve. Geogebra is free and multiplatform dynamic mathematics software for learning and teaching.
Rsquare, calculates the coefficient of determination r. Drag the points l 1 or l 2 of the line to change the axis i. Geogebra has become the leading provider of dynamic mathematics software. Dual of desargues theorem drag the points l 1 or l 2 of the line to change the axis i. Mit dem programm kann man in einer attraktiven umgebung auswahlen, welche geometrische form man will, um dann punkte, linien, winkel oder was immer man braucht zu platzieren. Sep 26, 2019 mathematical tool that can solve equations, graph functions, create constructions, analyze data, and create 3d plots.