EXERCISE 7.1 1. In quadrilateral ACBD, C. AC = AD and AB bisects 2A (see Fig....

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EXERCISE 7.1 1. In quadrilateral ACBD, C. AC = AD and AB bisects 2A (see Fig. 7.16). Show that A ABCEA ABD. АС What can you say about BC and BD? A B D Fig. 7.16 EXERCISE 7.1 1. In quadrilateral ACBD, C. AC = AD and AB bisects 2A (see Fig. 7.16). Show that A ABCEA ABD. АС What can you say about BC and BD? A B D Fig. 7.16