a circle of radius 12cm. O is the center of the circle and AB is tangent to the circle at B.such that angle ABO is 90degress. A is 14cm from the point C.where AO intersects the circle at C.Find the lenght of angle AB?
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Radii and chords; Angles in a semicircle; Angles at the centre and ... Let AB be a chord of a circle with centre O. The following three lines ... angle B, and let I be their point of intersection.
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