A Collection of Maths Problem Solving Questions
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11 күн бұрынThree concentric circles centred at O have radii of 1, 2, and 3. Points B and C lie on the largest circle. The region between the two smaller circles is shaded, as is the portion of the region between the two larger
circles bounded by central angle BOC as shown
in the figure. Suppose the shaded and unshaded
regions are equal in area. What is ∠BOC
in degrees?
@HypatiaMATH147
3Blue1Brown
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imran sir maths
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