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AI THÔNG MINH HƠN HỌC SINH LỚP 8

Authored by Vân Nguyễn

Mathematics

8th Grade

Used 8+ times

AI THÔNG MINH HƠN HỌC SINH LỚP 8
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5 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

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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

Media Image

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

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Câu 3: Cho ΔABC ∽ ΔDEF. Tìm x trong hình vẽ:

450

600

900

1800

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Câu 4: Cho ΔGHI ∽ ΔKML. Tìm x trong hình vẽ:

7

5

10

3

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

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Câu 5: Cho ΔMNO ∽ ΔMPQ. Tìm x trong hình vẽ:

400

500

600

700

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