國中數學三上3-2
Authored by 康軒 國中
Education
7th Grade
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知△ABC的三邊長分別為10公分、11公分、5公分，若內切圓的半徑為r公分，則△ABC的面積為多少平方公分？(以r表示)_x000B_
13r
26r
39r
52r
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖
01:03:00
01:04:00
01:05:00
01:06:00
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖
96
64
48
32
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖
9
12
18
24
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知N點為△ABC的內心，則關於N點的位置，下列何者正確？_x000B_
N點位於△ABC三內角平分線的交點
N點位於△ABC三中線的交點
N點位於△ABC三邊中垂線的交點
N點位於△ABC三高的交點
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖
8
10
12
14
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖
三中線的交點上
三高的交點上
三邊垂直平分線的交點上
三內角平分線的交點上
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