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3上 1-4 相似三角形的應用

Authored by 康軒數位 康軒數位

Mathematics

9th Grade

Used 5+ times

3上 1-4 相似三角形的應用
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 ABC面積為△ADE面積的2倍

ABC周長為△ADE周長的2倍

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

ABE面積:△AED面積=3:2

AED面積:△BEC面積=4:9

BEC的面積是18平方公分

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

3.9

4

4.2

4.4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

270

300

360

390

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

sin A

cos B

tan A

tan B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

12

10

8

6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

10

15

20

25

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