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Mathematics, 29.10.2019 23:31 sbelgirl2000

Circle 1, circle 2 and circle 3 have the same center, and have a radius r1
(1) a2=a3

(2) a2+a3 = 2 a1

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Circle 1, circle 2 and circle 3 have the same center, and have a radius r1
(1) a2=a3

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