TOAN 9 HKI

Quiz
•
Mathematics
•
9th Grade
•
Hard
VAN ANH NGUYEN
Used 146+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Khẳng định nào sau đây là ĐÚNG?
2.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Biểu thức có nghĩa khi:
3.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Cho một góc nhọn biết . Khi đó, số đo của (làm tròn đến độ) bằng:
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Cho tam giác ABC vuông tại A, đường cao AH. Biết AH = 4, BH = 3. Khi đó, bằng:
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Cho tam giác ABC vuông tại A, đường cao AH. Biết BH = 3, CH = 4. Khi đó, góc ABH có số đo gần bằng góc nào sau đây nhất?
6.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Giá trị nhỏ nhất của biểu thức bằng:
Không xác định
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Độ dài của AH bằng?
7
8
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