Question

In the given figures the side OA and CA of triangle
ABC have been produced to D and E such that BA, AD and CA=AE prove that ED||DC​

Answer 1

Step-by-step explanation:

1st we congruent the triangle AED & ABC by S.A.S congruence.

2nd then show angle C is equal to angle E by ( C.P.C.T ).

In parallel lines adjacent angle are equal