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Arii si perimetre

Mathematics

7th Grade

Used 92+ times

Arii si perimetre
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8 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Un patrat are aria de 625 m2. Aflati perimetrul patratului.

25 m

100 m2

50 m

100 m

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calculaţi aria dreptunghiului care are: perimetrul=100 cm şi lungimea cu 20 cm mai mare decât lăţimea.

625 cm2

120 cm2

525 cm2

200 cm2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Un triunghi dreptunghic are o catetă de 12 cm, si o catetă de 13 cm. A=……….cm²

78

156

87

58

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Perimetrul unui pătrat este de 104 cm. Lungimea laturii este = …..cm,

52

26

14

28

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Laturile unui dreptunghi sunt de 18 cm şi 9 cm A =……….cm²

27

81

162

172

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Un trapez are linia mijlocie de 18 cm, înălţimea de 7cm. A =……cm²

231

25

63

126

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Care este aria unui romb care are diagonalele de 36 cm şi 48 cm?

864 cm2

1728 cm2

84 cm2

678 cm2

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