Propiedades de los paralelogramos

Watch this video and learn [b]how to[/b] discover properties of parallelograms in the [url=https://www.geogebra.org/geometry]GeoGebra Geometry App.[/url][br][br]You will learn how to... [br][list][*]create a [i][icon]/images/ggb/toolbar/mode_join.png[/icon] Line [/i]and a[i] [icon]/images/ggb/toolbar/mode_parallel.png[/icon] Parallel Line[/i]. [/*][*]create a [icon]/images/ggb/toolbar/mode_intersect.png[/icon] [i]In[/i][i]tersection Point[/i] of two lines. [/*][*]show/hide objects in the [img width=33,height=33]https://lh5.googleusercontent.com/7sv_GYavjO-46l-EbYpTFhgHXTJcBb3zTZnrzaSIfnT6vFE2ni1KC-RVLxSgP7-INizsTBJ5On5KR2jiSyWFgKhmfW-_Xe3CPKR7jaQcrHXqcJlDGqpiQ5s865nbSvJZcOT4bOad[/img] [i]Steps Panel[/i].[/*][*]use the tool [icon]/images/ggb/toolbar/mode_polygon.png[/icon] [i]Polygon [/i]in order to create a [i]parallelogram. [/i][/*][*][icon]/images/ggb/toolbar/mode_showhidelabel.png[/icon][i]Show [/i]values of segments.[br][/*][*]use the tool [icon]/images/ggb/toolbar/mode_angle.png[/icon] [i]Angle.[/i][/*][*]and some other features.[/*][/list]
Try it yourself ...
Create any parallelogram in the [url=https://www.geogebra.org/geometry]GeoGebra Geometry App[/url] and change it by dragging the vertices of the figure. Explore how the values of the sides and angles are changing.
Instructions
[list=1][*]Select the [icon]https://www.geogebra.org/images/ggb/toolbar/mode_join.png[/icon] [i]Line [/i]tool and create an arbitrary line [i]AB[/i] by clicking twice in the [i]Graphics View[/i].[/*][*]Create another [icon]https://tube.geogebra.org/images/ggb/toolbar/mode_join.png[/icon] [i]Line BC[/i] where [i]C[/i] is a new point.[br][/*][*]Activate the [icon]https://www.geogebra.org/images/ggb/toolbar/mode_parallel.png[/icon] [i]Parallel Line[/i] tool and create a parallel line to line [i]AB[/i] through point [i]C[/i].[/*][*]Create a [icon]https://tube.geogebra.org/images/ggb/toolbar/mode_parallel.png[/icon] [i]Parallel Line[/i] to line [i]BC[/i] through point [i]A[/i].[/*][*] Select the [icon]https://beta.geogebra.org/images/ggb/toolbar/mode_intersect.png[/icon] [i]Intersect [/i]tool and create the intersection point [i]D[/i] of the two lines you have created in the last two steps.[br][/*][*]Activate the [icon]https://beta.geogebra.org/images/ggb/toolbar/mode_polygon.png[/icon] [i]Polygon[/i] tool and create the parallelogram [i]ABCD.[/i][/*][*]Select the [icon]https://beta.geogebra.org/images/ggb/toolbar/mode_move.png[/icon] [i]Move[/i] tool and drag the vertices of the parallelogram to check whether it was constructed correctly.[/*][*]Select a segment and show it´s [icon]https://www.geogebra.org/images/ggb/toolbar/mode_showhidelabel.png[/icon] [i]Label. [/i][/*][*]Select the [icon]https://www.geogebra.org/images/ggb/toolbar/mode_angle.png[/icon] [i]Angle [/i]tool and click anywhere into the polygon to display the values of the angles.[/*][/list]
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Information: Propiedades de los paralelogramos