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Pregatire EN8

Authored by anca maria

Mathematics

8th Grade

Used 32+ times

Pregatire EN8
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 B= {xZ, x divide 100, x10}B=\ \left\{x\in Z,\ x\ divide\ 100,\ \left|x\right|\le10\right\}  Elementele multimii B sunt.....

-100, -50-, -20, -10, 10, 20, 50, 100

-10, -5, -4, -2, -1, 1, 2, 4, 5, 10

-10, -5, -1, 1, 2, 5,10

1, 2, 4, 5, 10

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

In figura de mai sus, dreptele a si b sunt paralele. Atunci x=.......grade

60

80

100

120

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cel mai mic multiplu comun al numerelor 20 si 15 este....

30

120

60

180

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Fie ABCD un paralelogram cu masura unghiului CAB= 20 grade.    <ACB=2<CAB<ACB=2\cdot<CAB  , AB= 8 cm si BC= 6 cm. Aria paralelogramului este egala cu.....

  24 cm224\ cm^2  

 243cm224\sqrt{3}cm^2  

 48 cm248\ cm^2  

 483 cm248\sqrt{3}\ cm^2  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Elevii unei scoli practica diverse forme de miscare, conform diagramei de mai sus. Procentul elevilor care practica baletul este de.....

10%

20%

15%

25%

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In cercul de centru O , AB- diametru, C apartine cercului astfel incat masura arcului AC = 60 grade. Daca raza este de 2 cm, afla AC.

1

4

8

2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

 ΔABC isoscel, cu AB=AC=6cm\Delta ABC\ isoscel,\ cu\ AB=AC=6cm   <B=30°<B=30\degree  Se considera dreapta BD astfel incat unghiul DBC= 60 grade. Sa se afle BD.

 434\sqrt{3}  

 232\sqrt{3}  

 333\sqrt{3}  

 535\sqrt{3}  

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