
數學課後班(三角形)
Authored by trista ng
Mathematics
4th Grade
Used 2+ times

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13 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
等邊三角形的每個內角是( )°,按角分類屬於( )三角形。(答案填寫方式:XX/XX)
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
一個三角形的兩個內角分別是35°和65°,第三個角是( )°。
(a)
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
等腰三角形的一個底角是40°,頂角是( )°。
(a)
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
等腰三角形的一個頂角是40°,每個底角是( )°。
(a)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
三角形的兩條邊分別是6cm和10cm,第三邊最長要小於( )cm,最短要大於( )cm。
5,15
15,5
16,4
4,16
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用2cm、3cm、4cm、5cm的四根木條選三根圍成三角形,能組成( )種不同的三角形。
3
4
5
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪組線段不能組成三角形?
3cm,4cm,5cm
2cm,2cm,3cm
1cm,2cm,3cm
5cm,5cm,5cm
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