BÀI TẬP CUỐI CHƯƠNG IV (tiết 1)
Authored by Lưu Hậu
Mathematics
9th Grade
Used 1+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 4: Trong tam giác ABC vuông tại A, cos B bằng
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Câu 7. Tính góc trong dấu ?, làm tròn đến phút.
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