Giải PT: 2x + 1/2 = 3x - 5

TOÁN 8 | ÔN THI HKII | Sáng CN 21/4/2024 (1)

Quiz
•
Mathematics
•
8th Grade
•
Medium
Vinh Sư Phụ
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Giải PT: x2 - 4x - 5 = 0
x = -1; x = 5
x = 1; x = -5
x = -1; x = -5
x = 1; x = 5
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nếu tam giác ABC đồng dạng với tam giác MNP theo tỉ số k thì tam giác MNP đồng dạng với tam giác ABC theo tỉ số:
1/k2
k2
k
1/k
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho ΔABC nhọn, kẻ đường cao BD và CE, vẽ các đường cao DF và EG của ΔADE. Chọn khẳng định đúng?
A. AD. AE = AB. AF
B. AD. AE = AB. AG = AC. AF
C. AD. AE = AC. GA
D. AD. AE = AB. AF = AC. AG
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tứ giác ABCD có AB = 8cm, BC = 15cm, CD = 18cm, AD = 10cm, BD = 12cm. Chọn câu đúng nhất:
A. ΔABD ~ ΔBDC
B. ABCD là hình thang
C. ABCD là hình thang vuông
D. Cả A, B đều đúng
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-3/xy
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