8.2 8.2.1a) tan chord theorem (2) 8.2.1.b) exterior angle of triangle or in on str line (2) sum <’s ∆/<’s 8.2.2 (3) ABED is a cyclic quadrilateral converse exterior angle = int opp ∴ [13] [6]
8.2 [6] 8.2.1a) tan chord theorem (2) 8.2.1.b) exterior angle of triangle or sum <’s in ∆/<’s on str line (2) [13] 8.2.2 ∴ ABED is a cyclic quadrilateral converse exterior angle = int opp (3)