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Teza digital cl. a VII a_semestrul I 2019

Authored by ZAMFIRA MOCANU

Mathematics

7th Grade

Used 2+ times

Teza digital cl. a VII a_semestrul I 2019
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculaţi : 72 .

25

49

16

9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Daţi exemplu de un număr iraţional.

2

3

4

 2\sqrt{2}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dintre  2-\sqrt{2}  şi  5-\sqrt{5}  mai mare este ...

 2-\sqrt{2}  

 5-\sqrt{5}  

0

-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Efectuaţi :   2+8\sqrt{2}+\sqrt{8}  

 2-\sqrt{2}  

 2\sqrt{2}  

 323\sqrt{2}  

2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Aflaţi perimetrul triunghiului echilateral de latură 8 cm.

32 cm

12 cm

16 cm

24 cm

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculaţi unghiul B al paralelogramului ABCD ştiind că unghiul A = 90º.

90º

240º

80º

100º

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Ipotenuza unui triunghi dreptunghic este 10 cm. Calculaţi mediana corespunzătoare ipotenuzei.

6 cm

5 cm

10 cm

7,5 cm

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