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tridaica1968
2 năm trước
Mn giải giúp mik nha Bài 1: 1 hình thoi có hiệu độ dài là 2 đường chéo là 10 và 1/5 ( 1 phần 5) tỉ số của độ dài đường chéo bé và lớn là 2/5 tính diện tích Bài 2: tìm 5 phân số thập phân để viết vào chỗ trống sao cho 0,4<.......<0,41 Giúp mik nha,mik cảm ơn
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