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Circles Tangents Problems (view source)
Revision as of 09:54, 12 August 2014
, 09:54, 12 August 2014→Problem-2
=Problem-2=
=Problem-2=
In the figure two circles touch each other externally at P. AB is a direct common tangent to these circles. Prove that<br>a). Tangent at P bisects AB at Q<br> b). ∠APB=90° (Exescise-15.2, B.3)
In the figure two circles touch each other externally at P. AB is a direct common tangent to these circles. Prove that<br>a). Tangent at P bisects AB at Q<br> b). ∠APB=90° (Exescise-15.2, B.3)
[[File:fig2.png|400px]]
