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Mathematics, 30.12.2020 15:40 gujaratif932

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.

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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
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