Length of tangents from External point

Length of tangents from External point
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Geo-Gebra applet on length of tangents from the external point

https://files.metastudio.org/media/5/8/a/80f2a8cd3701f92fc098d73509c98ad3c4e7d87143ad074a2f4189102a026.html

License: CC-BY-SA 4.0 unported
Source: NCERT