urlanderadvice urlanderadvice 11-05-2024 Mathematics contestada 2.3 In the diagram below BD is the diameter of the circle with centre O. AB = AC, Ô₁ = 40°, CD = 40 mm and AB = 15 mm. D 40 2 40° 12 B C A 15 E Calculate: 2.3.2 The length of line AE.