question_answer

If \[CF\bot AB,\text{ }AB=AC\] and \[AD\bot BC\] then, about which of the following line, is the triangle symmetrical?

A)  AD       

B)  AB         

C)  CF                             

D)  AC

Correct Answer: A

Solution :

(a): In \[\Delta \,ABC,\text{ }AB=AC;\text{ }AD\bot BC\] and \[CF\bot AB\]