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(9上)平行線截比例線段(相似三角形)

Authored by 帥哥 良

Mathematics

9th Grade

Used 12+ times

(9上)平行線截比例線段(相似三角形)
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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在圖中,已知 DE // BC,AD = 5,DB = 3,AE = 10,求 EC 的長度。

A) 6

B) 7.5

C) 9

D) 10

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,若 DE // BC,則三角形 ADE 與三角形 ABC 是什麼關係?

A) 全等

B) 相似

C) 不相似

D) 無法判斷

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,若 DE // BC,則 DE:BC 的比是多少?

A) 6:9

B) 6:3

C) 8:10

D) 8:15

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,若 DE // BC,則 DE:BC 的比是多少?

A) 5:8

B) 5:3

C) 8:12

D) 9:15

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,若 DE // BC,求 AE 的長度。

A) 10

B) 8

C) 12

D) 15

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,若 DE // BC,則 BC 的長度是多少?

A) 12

B) 9

C) 10

D) 15

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在第二個圖中,若 DE // BC,則 AE 的長度是多少?

20

8

12

16

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