Tangent 90 degrees to radius – GeoGebra
By A Mystery Man Writer
Description
![Tangent 90 degrees to radius – GeoGebra](https://miro.medium.com/v2/1*GM415YiF64iiV1F792gbxQ.png)
Software for Teaching Geometry. GeoGebra is an amazing package, which…, by Erik Engheim
![Tangent 90 degrees to radius – GeoGebra](https://www.geogebra.org/resource/pynshV8u/hSTlQMu1aRyNtgJM/material-pynshV8u.png)
Tangent to a Circle Property – GeoGebra
![Tangent 90 degrees to radius – GeoGebra](https://www.geogebra.org/resource/yfByAAxd/FI4IxyeQNTgC4VLw/material-yfByAAxd.png)
The angle between a tangent and a radius in a circle is 90° – GeoGebra
Solved Include the graph (on graph paper) for each problem
Circle - Tangent at every point is perpendicular to the Radius
![Tangent 90 degrees to radius – GeoGebra](https://image.slidesharecdn.com/provingtwo-tangenttheoremusinggeogebra-230120050014-486afe0d/85/proving-twotangent-theorem-using-geogebradocx-3-320.jpg?cb=1674191130)
proving two-tangent theorem using geogebra.docx
Trigonometry - The Unit Circle
![Tangent 90 degrees to radius – GeoGebra](https://www.geogebra.org/resource/HzeSUX4X/F6ZZdese3rdXuW6y/material-HzeSUX4X-thumb.png)
Tangent of Circle – GeoGebra
![Tangent 90 degrees to radius – GeoGebra](https://www.geogebra.org/resource/tb5gYmbm/cbiKWGFVLJmkLYyI/material-tb5gYmbm-thumb.png)
Tangent of Circle – GeoGebra
![Tangent 90 degrees to radius – GeoGebra](https://www.geogebra.org/resource/SfNTuQEq/gslytisPFeopQu7R/material-SfNTuQEq.png)
Unit Circle - Values between 0 and 90 degrees - finding tan – GeoGebra
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