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Teza clasa a VIII-a I

Authored by I T

Mathematics

8th Grade

Used 7+ times

Teza clasa a VIII-a I
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cel mai mare numar intreg din intervalul ( -3 ; 0 ] este:

0

-2

-1

-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suma lungimilor laturilor unui cub, care are diagonala 4√3 cm, este egala cu:

60 cm

48 cm

60√3 cm

48√3cm

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

VABC este o piramida triunghiulara regulata cu AB=5cm si VA=7cm. Suma tuturor muchiilor este egala cu:

44 cm

30 cm

36 cm

33 cm

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

VABC este o piramida triunghiulara regulata cu AB=6cm si VA=6cm. Aria totala este egala cu:

90 cm2

36 cm2

72 cm2

36√3 cm2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multimea A={ x real / x< 2 } scrisa ca interval este :

(-∞,2)

(2, +∞)

[2,+∞)

(-∞, 2]

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

In fig. 1 avem un cub. Masura unghiului dintre BC' si A`D este

450

900

600

00

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Rezultatul calculului este

x2 +9

2x+6

x2 + 9+ 6x

x2 + 3x +9

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