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joc 1

Authored by anca maria

Mathematics

8th Grade

Used 14+ times

joc 1
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15 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Numarul negativ care verifica egalitatea  x2=18x\frac{x}{2}=\frac{18}{x}  este....

-9

-6

-10

-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Perimetrul unui romb cu diagonalele de 6 cm si 8 cm este...

20 cm

40 cm

30 cm

60 cm

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul numerelor intregi din intervalul (-6, 4) este...

12

7

10

9

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Fie numerele a= 3- 2 2\sqrt{2}  si b= 3+ 2 2\sqrt{2}  . Media proportionala a nr. a si b este....

1

4

17

3

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 Aria unui triunghi care are o latura de 6 cm, a doua latura de 8 cm si sinusul  <<  dintre ele egal cu  12\frac{1}{2}  este de ......

48 cm patrati

36 cm patrati

12 cm patrati

24 cm patrati

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Intr o clasa cu 25 de elevi, 20% dintre ei sunt baieti. Numarul fetelor din clasa este de....

18

15

10

20

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Aria unui trapez care are B= 8 cm, b=6 cm si h= 4 cm este de....

28

34

42

36

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