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18. The length of the minor arc AB of a circle,

centre 0, is 27 cm and the length of the major
arc is 221 cm. Find (a) the radius of the circle,
(b) the acute angle AOB.​

User Gio Borje
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Hope this might help u
18. The length of the minor arc AB of a circle, centre 0, is 27 cm and the length-example-1
User Petrsyn
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