Háromszögek hasonlósága

Háromszögek hasonlósága

7th - 8th Grade

10 Qs

quiz-placeholder

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Háromszögek hasonlósága

Háromszögek hasonlósága

Assessment

Quiz

Mathematics

7th - 8th Grade

Hard

Created by

János Nyitrai

Used 3+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

Az ABC háromszögben d  \parallel BC, d \cap  AB=D, 

d \cap  AC=E. Thálesz tétele szerint melyik a helyes aránypár?

 ADAE=ABAC\frac{AD}{AE}=\frac{AB}{AC}  

 ADAB=AEAC\frac{AD}{AB}=\frac{AE}{AC}  

 ADBD=AEEC\frac{AD}{BD}=\frac{AE}{EC}  

 BDAD=ECAC\frac{BD}{AD}=\frac{EC}{AC}  

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

Az  ABCABC  háromszögben  MNBC, MAB, NAC.MN\parallel BC,\ M\in AB,\ N\in AC.  Ha  MB=6cm, MA=15cm, AC=35cm, AB=21cm,MB=6cm,\ MA=15cm,\ AC=35cm,\ AB=21cm,  akkor mennyi  ANAN  szakasz hossza?

250mm

30cm

20cm

25cm

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 ABCABC  háromszögben  MNBC, NPAB,MN\parallel BC,\ NP\parallel AB,  

  MAB, NAC, PBC.  M\in AB,\ N\in AC,\ P\in BC.\ \   Ha  MN=100cmMN=100cm  
  NP=90cm, PC=150cm, AC=200cm\ NP=90cm,\ PC=150cm,\ AC=200cm  ,
akkor mennyi az  AMAM  szakasz hossza?

120

80

60

40

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

 ABCDABCD  trapézban ABCD, ACBD=OAB\parallel CD,\ AC\cap BD=O  .

Ha  AO=6cm, OC=9cm, BD=40cm, AO=6cm,\ OC=9cm,\ BD=40cm,\   akkor mennyi az  ODOD  szakasz hossza?


24cm

16cm

20cm

18cm

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

 ABCABC  háromszögben MAB, NAC.M\in AB,\ N\in AC.  

 MNBCMN\parallel BC  , ha felírható a következő aránypár:

 AMAB=ANAC\frac{AM}{AB}=\frac{AN}{AC}  

 ANNC=AMMB\frac{AN}{NC}=\frac{AM}{MB}  

 MBAB=CNAC\frac{MB}{AB}=\frac{CN}{AC}  

 AMAB=ANNC\frac{AM}{AB}=\frac{AN}{NC}  

6.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Media Image

Az  ABCABC  háromszögben  MAB, NAC.M\in AB,\ N\in AC.  

Melyik esetben lesz  MNBC ?MN\parallel BC\ ?  

AM=2, MB=3, AN=10, NB=15

AM=5, BM=15, AB=8, AN=2

AN=12, AC=18, MB=4, AB=12

AC=10, CN=9, AM=10, AB=100

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 ABCABC  háromszögben  DAB,EAC.D\in AB,E\in AC.  

Melyik esetben lesz  DEBCDE\parallel BC ,  ha

 ADAB=12,AEAC=13?\frac{AD}{AB}=\frac{1}{2},\frac{AE}{AC}=\frac{1}{3}?  

 BDAB=12, AEAC=12?\frac{BD}{AB}=\frac{1}{2},\ \frac{AE}{AC}=\frac{1}{2}?  

 ADDB=23, ECAC=37?\frac{AD}{DB}=\frac{2}{3},\ \frac{EC}{AC}=\frac{3}{7}?  

 ADDB=25, ECAC=57?\frac{AD}{DB}=\frac{2}{5},\ \frac{EC}{AC}=\frac{5}{7}?  

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