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Selisih Kedua luas lingkaran = 706,5 - 78,5 = 628
Semoga Bermanfaat :-)
lingkaran dua : 3,14 x 225 = 706,5
78,5 = 1 perbandingan nya adalah 1:9
706,5 9
selisih luas = 706,5 - 78,5 =628