Предмет: Математика, автор: Sofia12072006

Ребята помогите ! Решите пожалуйста 3 столбик где написано дз

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Ответы

Автор ответа: Аноним
2

1. S = (4*8):2 = 32:2 = 16

2. S = 4*4-π·2² = 16-3·4 = 16-12 = 4

3. S = 4*4+π·2² = 16+3·4 = 16+12 = 28


Sofia12072006: Спасибо большое
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