
AI THÔNG MINH HƠN HỌC SINH LỚP 8
Authored by Vân Nguyễn
Mathematics
8th Grade
Used 8+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 1: Biết ΔABC ∽ ΔDEF. Khi đó ΔBCA đồng dạng với tam giác:
ΔDEF
ΔEFD
ΔFED
ΔFDE
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 2: Chọn cặp tam giác đồng dạng trong hình vẽ:
ΔBCD ∽ ΔHIJ
ΔBCD ∽ ΔGFE
ΔBCD ∽ ΔFGE
ΔBCD ∽ ΔJHI
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 3: Cho ΔABC ∽ ΔDEF. Tìm x trong hình vẽ:
450
600
900
1800
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 4: Cho ΔGHI ∽ ΔKML. Tìm x trong hình vẽ:
7
5
10
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Câu 5: Cho ΔMNO ∽ ΔMPQ. Tìm x trong hình vẽ:
400
500
600
700
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