Длина окружности L=π*D D=L:π=9.42/3.14=3
площадь круга S=πD²/4 = 3.14*9/4 = 7,06 кв.м
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_13
10
3(остаток)
4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,148,152,156,160,164,168,172,176,180,184,188,192,196,200,204,208,212,216,220,224,228,232,236,240
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