HE THUC LUONG -LOP1
Authored by Mai Nguyễn
Mathematics
9th Grade
Used 6+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho tam giác ABC có AH là đường cao xuất phát từ A (H thuộc BC). Nếu góc BAC= 90 độ thì hệ thức nào dưới đây đúng:
AB2 = AC2 + CB2
AH2 = HB. BC
AB2 = BH. BC
Không câu nào đúng
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
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