1) (1,2+2,5)×2=7,4(дм)-периметр
2) 1,2×2,5=30,0(дм)-площадь
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Answers & Comments
1) (1,2+2,5)×2=7,4(дм)-периметр
2) 1,2×2,5=30,0(дм)-площадь