Daca intr-un triunghi ABC se duce o paralela la latura AB care intersecteaza laturile AC si BC in punctele M si N si AC = 14 cm, AM = 6 cm , NC = 4 cm atunci lungimea segmentului BN este egala cu:
THALES. APLICATII VII C

Quiz
•
Mathematics
•
7th Grade
•
Hard

lavi mari
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14 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
7cm
6cm
3cm
10cm
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Daca intr-un triunghi MNP,A apartine laturii MN si B apartine laturii MP cu MA=12cm, AN = 16cm, MB=30cm si MP=70cm .Afirmatia "Dreptele AB si NP sunt paralele" este :
adevarata
falsa
3.
MULTIPLE SELECT QUESTION
10 mins • 1 pt
Cand folosim teorema lui Thales si reciproca acesteia in probleme ?
Ca sa demonstram ca un triunghi este dreptunghic.
Ca sa demonstram ca doua drepte sunt paralele
Ca sa calculam laturile unui triunghi.
Ca sa calculam doar laturile triunghiului dreptunghic.
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Se da sirul de rapoarte (in cm). Calculati lungimea lui OP.
OP = 5 cm
OP = 10 cm
OP = 8,8 cm
OP = 2 cm
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Se da sirul de rapoarte (in cm). Calculati lungimea lui AF.
AF = 5 cm
AF = 4,8 cm
AF = 7,5 cm
AF = 3,3 cm
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
In triunghiul ABC, (DE) // (BC), AD = 3 cm, AB = 5 cm, AE = 9 cm, care este valoarea lui AC?
15 cm
10 cm
5,2 cm
11 cm
7.
FILL IN THE BLANK QUESTION
10 mins • 1 pt
Intr-un triunghi o paralela la una din laturile unui triunghi determina pe celelalte doua laturii segmente
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