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S1 Ch11.3-11.4 Level 1

Authored by Chun Wai Wong

Mathematics

7th - 9th Grade

Used 9+ times

S1 Ch11.3-11.4 Level 1
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12 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 ABCEFD x  y圖中,△ABC\sim△EFD。求\ x\ 和\ y。  

 x=3.6 , y=72°x=3.6\ ,\ y=72\degree  

 x=3.6 , y=52°x=3.6\ ,\ y=52\degree  

 x=2.5 , y=72°x=2.5\ ,\ y=72\degree  

 x=2.5 , y=52°x=2.5\ ,\ y=52\degree  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 JLKPRQ JL=8cmLK=12cmJK=16cm  PQ=12cm PR=已知△JLK\sim△PRQ。若\ JL=8cm,LK=12cm,JK=16cm\ 和\ PQ=12cm,則\ PR=  

 6cm6cm  

 9cm9cm  

 12cm12cm  

 16cm16cm  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 PRQZYX圖中,△PRQ\sim△ZYX。下列何者是正確的?  

 ZX=12ZX=12  

 P=Z\angle P=\angle Z  

 QR=XYQR=XY  

 R=Z\angle R=\angle Z  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 DF=圖中,DF=  

 1818  

 18.7518.75  

 2020  

 2525  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 下列何者是一對相似三角形?  

  I只有\ I  

  II只有\ II  

  III只有\ III  

  I  II只有\ I\ 和\ II  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 ABC下列哪個三角形必然相似於右圖所示的△ABC?  

  I  II只有\ I\ 和\ II  

  II  III只有\ II\ 和\ III  

  I  III只有\ I\ 和\ III  

 III  IIII、II\ 和\ III  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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 PSQPRTPQR  PST PSQ=PRT x圖中,△PSQ\sim△PRT,PQR\ 和\ PST\ 都是直線。已知\angle PSQ=\angle PRT。求\ x。  

 55  

 66  

 88  

 不能計算  

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