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November 22nd, 2018, 10:23 AM  #1 
Newbie Joined: Nov 2018 From: Indianapolis Posts: 18 Thanks: 0  Please help with angles with algebra question thanks so much!
Points A, F and D lie on a circle center P, points B,C,D and F lie on a circle center Q, the line AB is tangent to both circles and the points, A, F, E and C lie on a straight line, Angle FAB is a (alpha) degrees and Angle ABF is b (beta) degrees i)prove that Angle FDA = a (alpha) degrees ii) Find expression of angle CDA in terms of a (alpha) and b (beta) THANKS GUYS 
November 22nd, 2018, 08:18 PM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,828 Thanks: 2160 
(i) Angle FDA = angle FAB by the alternate segment theorem.


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