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Mathematics

7th

grade

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TEZA - CLASA 7 -S1

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12 questions

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  • 1. Multiple Choice
    15 minutes
    1 pt

    Rezultatul calculului  144+81\sqrt{144}+\sqrt{81}  este ...

    20

    21

    19

    22

  • 2. Multiple Choice
    15 minutes
    1 pt

    Rezultatul calculului  51432×275\sqrt{14}-3\sqrt{2}\times2\sqrt{7}  este...

     2142\sqrt{14}  

     14-\sqrt{14}  

     12\sqrt{12}  

     14\sqrt{14}  

  • 3. Multiple Choice
    15 minutes
    1 pt

    Aria unui dreptunghi cu dimensiunile de 15 cm si 8 cm este egala cu ...... cm

    115

    130

    120

    100

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