
Đếm hình
Presentation
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
CSC SCHOOL undefined
Used 1+ times
FREE Resource
4 Slides • 2 Questions
1
Bài học : Đếm hình
2
3
4
5
Multiple Choice
Đếm đoạn thẳng trong hình 2
8×8−1÷2=63.5
8×(8−1)÷2=28
6
Multiple Select
Một đường thẳng có a3 điểm. Có bao đoạn thẳng trong đường thẳng đó
a3×a2÷2
a3×(a3−2)÷2
Bài học : Đếm hình
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