question_answer

    In figure, ABC is a triangle in which altitudes BE and CF to sides AC and AB, respectively are equal Show that (i)            (ii)  

Answer:

    In and  (i)                [each]                                [common]                                        [given]  [by RHS congruence](2)                      [by CPCT](1/2) or             (ii) Now, in [proved above](1/2)            [sides opposite to equal angles are equal](1)