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khoi2tieuhoctayson
Bài 1: Tính diện tích mỗi hình tam giác dưới đây
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khoi2tieuhoctayson
สำรวจแผ่นงาน
Áreas y perímetros
- Math
- 5th grade
Wzory na pola figur
- Math
- 5th grade
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