
1-4相似三角形的應用
Authored by 許逸菁 許逸菁
Mathematics
9th Grade
Used 5+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
兩相似三角形的對應線段關係,下列敘述何者錯誤?
對應高的比等於對應邊的比
對應中線的比等於其對應邊的比
面積比等於對應邊的平方比
周長比等於對應邊比的3倍
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
直角 中, ,則下列敘述何者錯誤?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
如圖 中, D、E分別為 、 的中點,則
2:1
1:2
3:1
1:3
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
中D,E分別為AB,AC的中點,若 =8 , =10, =12,則△ADE的周長為何?
10
12
15
18
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如右圖,△ABC中,DE//BC,AD:DB=3:4,則△ADE周長:△ABC周長=?
2:5
3:4
2:9
3:7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖, 中, 分別為 與 的角平分線,若AB=8,DE=12,則AP:DQ=?
3:2
2:3
9:4
4:9
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖, 中, 分別為對應高,若 且 面積為32,試求 的面積?
18
21
24
27
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