ABCD is a quadrilateral in which AD - BC andLDAB 4CBA (see Fig. 7.17). – InterviewSolution

1.	ABCD is a quadrilateral in which AD - BC andLDAB 4CBA (see Fig. 7.17). Prove that(i) Δ ABDz Δ BAC(ii) BD=AC)ZABD 2BACAD and BC are equal perpendiculars to a linesegment A B (see Fig. 7、18). Show that CD bisects
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