
南一國小數學4上ch5-1 從邊和角來分類三角形

Quiz
•
Mathematics
•
4th Grade
•
Medium
數學 南一
Used 62+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下面哪一個是正三角形?
邊長6cm、5cm、4cm的三角形
邊長6cm、6cm、6cm的三角形
邊長3cm、7cm、5cm的三角形
邊長6cm、5cm、6cm的三角形
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
等腰直角三角形的兩個底角都是幾度?
30度
60度
90度
45度
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
直角三角形中,除了直角的另外兩個角合起來是幾度?
60度
90度
100度
120度
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
有1個直角和2個銳角的三角形,叫作什麼三角形?
直角三角形
銳角三角形
鈍角三角形
正三角形
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
有2個邊等長且有1個直角的三角形,它的1個底角是幾度?
30°
45°
60°
90°
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
正三角形
等腰三角形
直角三角形
等腰直角三角形
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
一個三角形中最多可以有幾個鈍角?
3個
2個
1個
0個
8.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
等腰三角形中,兩等長的邊叫作什麼?
側邊
底邊
等邊
腰
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