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\(ABC\) is an isosceles triangle in which \(AB = AC\). \(AD\) bisects exterior angle \(PAC\) and \(CD || AB\) (see Fig.).
 
YCIND_240320_6121_quad_3.png
 
Show that
 
(i) \(∠ DAC = ∠ BCA \) and
 
(ii) \(ABCD\) is a parallelogram.
 
Important!
This is a self assessment task. Solve this question and assess the solution steps after the completion of test on your own.