Summarize the properties of a parallelogram before you start your actual construction. [br][br][u]Hint[/u]: If you are not familiar with the construction steps necessary for a parallelogram construction, you might want to explore the applet below. Just use the buttons of the [i]Navigation[/i][i] Bar[/i] in order to replay the construction steps. 

[size=100]Construct a parallelogram by following the construction steps provided below.[br][/size]

[table][tr][td][size=100]1.[/size][/td][td][size=100][icon]/images/ggb/toolbar/mode_join.png[/icon][/size][/td][td][size=100]Select the [i]Line [/i]tool and create an arbitrary line [i]AB[/i] by clicking twice in the [i]Graphics View[/i].[/size][/td][/tr][tr][td][size=100]2.[/size][/td][td][size=100][icon]https://tube.geogebra.org/images/ggb/toolbar/mode_join.png[/icon][/size][/td][td][size=100]Create a line [i]BC[/i].[br][u]Hint[/u]: Select point [i]B[/i] and then click in the [i]Graphics View[/i] in order to create point [i]C[/i].[/size][/td][/tr][tr][td][size=100]3.[/size][/td][td][size=100][icon]/images/ggb/toolbar/mode_parallel.png[/icon][/size][/td][td][size=100]Activate the [i]Parallel Line[/i] tool and create a parallel line to line [i]AB[/i] through point [i]C[/i].[br][u]Hint[/u]: Select the line [i]AB[/i] and then point [i]C[/i].[/size][/td][/tr][tr][td][size=100]4.[/size][/td][td][size=100][icon]https://tube.geogebra.org/images/ggb/toolbar/mode_parallel.png[/icon][/size][/td][td][size=100]Create a parallel line to line [i]BC[/i] through point [i]A[/i].[/size][/td][/tr][tr][td][size=100]5.[/size][/td][td][size=100][icon]/images/ggb/toolbar/mode_intersect.png[/icon][/size][/td][td][size=100]Select the [i]Intersect [/i]tool and create the intersection point [i]D[/i] of the two lines.[br][u]Hint[/u]: Click directly on the intersection point.[/size][/td][/tr][tr][td][size=100]6.[/size][/td][td][size=100][icon]/images/ggb/toolbar/mode_polygon.png[/icon][/size][/td][td][size=100]Activate the [i]Polygon[/i] tool and create the parallelogram [i]ABCD[/i] by successively selecting all the vertices.[br][u]Note[/u]: In order to close your polygon, select the first point again.[/size][/td][/tr][tr][td][size=100]7.[/size][/td][td][size=100][icon]/images/ggb/toolbar/mode_move.png[/icon][/size][/td][td][size=100]Select the [i]Move[/i] tool and drag the vertices of the parallelogram to check if it was constructed correctly.[/size][/td][/tr][/table]