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三角形的邊角關係

Authored by 陳 嘉卿

Mathematics

8th Grade

Used 15+ times

三角形的邊角關係
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8 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

下列各組長度哪些可以圍成一個三角形?

8,3,5

3,3,7

6,7,8

4,3,2

5,2,√28

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若△ABC中,且 AB長 =10, BC長 =4,則下列何者可能為 AC邊之長度?

4

6

10

14

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

如圖,下列哪些可能為AC邊的長度?

6

10.5

15

17

19

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

∠1>∠2>∠3

∠2>∠1>∠3

∠3>∠1>∠2

∠3>∠2>∠1

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

如圖,∠A=70°,∠B=60°,AB長度200,下列敘述哪些正確?

BC長>AC長>AB長

AC長>200

BC長 < 200

AB長>BC長>AC長

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

DC長>DB長>DA長

DB長>DC長>DA長

DC長>DA長>DB長

DA長>DB長>DC長

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

如圖,BC長>CD長,則∠CAD的範圍可能為?(請選擇最佳答案)

CAD=30°

CAD<30°

15°<∠CAD<30°

0°<∠CAD<30°

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