11.1與三角形有關的線段
Authored by Melody ho
Mathematics
8th Grade
Used 2+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
下列每組數分別是三根木棒的長度，能用他們擺成三角形的是( )
3cm，4cm，8cm
8cm，7cm，15cm
5cm，6cm，11cm
13cm，12cm，20cm
2.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
如圖所示的圖形中，三角形的個數共有( )
1個
2個
3個
4個
3.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
為估計池塘兩岸A、B間的距離，小美在池塘一側選取了一點P，測得PA=16m，PB=12m，那麼AB間的距離不可能是( )
5m
15m
20m
28m
4.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
如圖，一扇窗戶打開後，用窗鈎AB可將其固定，這裡所運用的幾何原理是( )
三角形的穩定性
兩點之間線段最短
兩點確定一條直線
垂線段最短
5.
FILL IN THE BLANK QUESTION
1 min • 20 pts
6.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
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