Ôn tập cuối học kì 1 toán 8
Quiz
•
Mathematics
•
8th Grade
•
Hard
Khánh Trần Vũ
Used 3+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các biểu thức sau đâu là đơn thức?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khai triển hằng đẳng thức x2 – y2. Ta được biểu thức nào sau đây?
(x – y)(x + y)
x2 + 2xy + y2
x2 - 2xy + y2
x2 + y2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Viết biểu thức sau: (x + 2y)(x2 – 2xy + 4y2) dưới dạng tổng của hai lập phương ta được biểu thức nào sau đây?
x3 - 2y3
x3 + 2y3
x3 + 8y3
x3 - 8y3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tổng bốn góc của một tứ giác bằng bao nhiêu độ?
900
1800
2700
3600
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đường chéo hình bình có tính chất nào sau đây?
Hai đường chéo bằng nhau.
Hai đường chéo cắt nhau
Hai đường chéo cắt nhau tại trung mỗi đường
Mỗi đường chéo là một đường phân giác.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hình chữ nhật có thêm hai cạnh kề bằng nhau thì khi đó nó là hình gì?
Hình bình hành
Hình vuông
Hình thoi
Hình thang cân
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho hình vẽ. Những đoạn thẳng nào tỉ lệ với nhau?
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