You can use GeoGebra
to draw angles. There are two methods you can use: The first method is to specify three points or two lines that define the angle. The second method is to specify the desired size of the angle.
GeoGebra
Instruction 1
Algebra View
and Graphics View
under View
in Menu
. Angle
Toolbar
. Graphics View
either by clicking on three points in Graphics View
or clicking on the two lines from Step 2. Recall that angles are drawn counterclockwise. Algebra View
. Notice that the sides of the angle have the same length. If you want to see the sides from the vertex to the endpoints, use the Segment
GeoGebra
Instruction 2
Algebra View
and Graphics View
in under View
in Menu
. Point
Toolbar
. Angle with Given Size
Toolbar
by first clicking tool number 8, then tool number 2 in the drop-down list. If you want your angle to go clockwise, select the box below the text field.
Click OK
.
Segment
Example 1
Draw angles with sizes of , , and in GeoGebra
.
Here, you choose the Angle with Given Size
tool because it can precisely draw the angles you desire. You therefore follow Item 8 and type in the size of each angle.