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Recapitulare

Authored by Nicolae Adriana

Mathematics

8th Grade

Used 7+ times

Recapitulare
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Patru puncte distincte nesituate în același plan se numesc puncte:

coliniare

necoliniare

coplanare

necoplanare

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numărul de muchii laterale ale unei piamide patrulatere regulate este egal cu:

3 muchii

4 muchii

5 muchii

6 muchii

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Baza unei prime triunghiulare regulate este un:

pătrat

hexagon regulat

triunghi echilateral

dreptunghi

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Prin raționalizarea numitorului fracției  se obține:

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Prin raționalizarea numitorului fracției

2+3-2+\sqrt{3}

23-2-\sqrt{3}

1+3-1+\sqrt{3}

13-1-\sqrt{3}

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 y2+3y10y8y2y^2+3y-10y-8y^2  

Rezultatul calculului  este:

 7y2+13y-7y^2+13y  

 y27y-y^2-7y  

 7y2+7y7y^2+7y  

 7y27y-7y^2-7y  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 125xy5:5xy125xy^5:5xy  

Rezultatul calculului este:

 25xy25xy  

 25xy425xy^4  

 25xy325xy^3  

 25y425y^4  

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