QUESTION 2 In the diagram below, O is the center of the circle. Chord AC is perpendicular to the radius OD at B. OB= 2x units and AC = 8x units. 2.1 Show that the length of BD is 2( 5-1) units. 2.2 In the diagram below, O is the centre of the circle. OE I AB, AB = 12 units and DE = 2 units. Determine the value of x, with reasons. %3D A

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