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tangents from an external point are equal in length?
i really dont get that rule?? if someone could slowly explain that rule i would be beyond grateful :)
When line PO is drawn, the shape PAOB has been split into two right-angled triangles. These two triangles are identical, so their tangents will be the same. Here is proof that they are the same:
thank you so much for this, its very clear, and understandable, thank you again! :)