Предмет: Математика, автор: Аноним

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Автор ответа: Neznaika532

0

А) Р = 17 + 9 + 12 + 4 + (17-12) + (9-4) = 52

S = 12×9 + 5×5 = 108 + 25 = 133

Б) Р = 6 + 2 + (12-6) + (6-2) + 12 + 6 = 36

S = 6×6 + (12-6)(6-2) = 36 + 6×4 = 36+24 = 60

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