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You can easily check if two angles are equal in `GeoGebra`

, if you know how to draw your figure.

`GeoGebra`

Instruction 1

- 1.
- Open
`Algebra View`

and`Graphics View`

under`View`

in`Menu`

. - 2.
- Draw your figure in
`GeoGebra`

. - 3.
- Use the command
Angle(<Object>)

and replace

`<Object>`

with the name of one of the two points. Repeat for the remaining point. - 4.
- The sizes of the angles are displayed in
`Algebra View`

, so that you can see if they’re equal or not.