
111_南一_九年級數學(五)1-2

Quiz
•
Mathematics
•
9th Grade
•
Hard
一支 一支
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如圖,在△ABC 中,若D 點在AB 上,E 點在AC 上,則在下列哪一個條件下,不一定使得DE // BC ?
AD : AB = AE : AC
AD : BD = AE : EC
AD : AB = DE : BC
BD : AB = EC : AC
2.
MULTIPLE SELECT QUESTION
10 mins • 1 pt
如圖,直線M1 // 直線M2 // 直線M3,已知直線L1 與直線M1、M2、M3 分別交於A、B、C 三點,直線L2 與直線M1、M2、M3 分別交於D、E、F 三點。若DE =8、EF =12、GF =18,則下列(甲)~(丙)的敘述,哪些是正確的?
DE : EF = AG : GF
AF =30
3 AB =2 BC
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如圖,在△ABC 中,D 點在AC 上,且AD =4, CD =2,則△ABD 面積:△ABC 面積=?
1:2
1:3
2:3
4:5
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如圖,已知AB =8 公分,維元依下列步驟作圖:過A 點作一直線AX,在直線AX 上依次取AC = CD = DE = EF = FG = GH = HI 。連接BI ,過E 點作BI 的平行線交AB 於P 點。若AP =a 公分,則下列何者正確?
3.2<a<3.3
3.3<a<3.4
3.4<a<3.5
3.5<a<3.6
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
圖△ABC 中, DE // BC , EF // AB 。若AD =4, BD =6,DE =4.5,則CF =?
6.75
7
7.25
8
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如右圖,已知AD // BE // CF ,且BE 交CD 於G 點。若AB=8, AC =20, EF =9, CD =25,則DE + CG =?
12
15
16
21
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如圖,△ABC 中, AB = AC ,D 是BC 的中點,且AE : DE =2:3,則△ABE 面積:△ABC 面積=?
1:4
1:5
1:6
1:10
8.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
如圖,L // M, BC =3, CE =2。若△ABC 面積為10,則△DBE面積為多少?
16又1/3
16又2/3
17又1/3
17又2/3
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