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434三角形的邊角關係

Authored by 洪榮忠 新湖國中

Mathematics

8th Grade

Used 48+ times

434三角形的邊角關係
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12 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?

3,5,8

3,3,7

6,7,8

2,3,4

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

下列各組的3個數分別代表三線段的長度,哪幾組數不能構成三角形?

2、4、5

3、3、5

1、2、4

2、3、6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列各組的3個數分別代表三線段的長度,哪一組數可以是等腰三角形的三邊
長?

4、8、4

1、2、1

9、19、9

 13\frac{1}{3}、   12\frac{1}{2}、   13\frac{1}{3}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若一等腰三角形的一邊長為7,另一邊長為15,則第三邊的長為下列何者?

8

7

15

13

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若△ABC的三邊長為4、7、x,則x可能的整數值有幾個?

6

7

8

9

6.

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ABC的三邊長分別為7,12,a,請寫出a的範圍。

5.1<a<18.9

6<a<18

5<a<19

5<a<20

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