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NDS9 MATHEMATIQUES SEMESTRE 2 EXAMEN 2

Authored by Château Château Eğitim

Mathematics

9th Grade

NDS9 MATHEMATIQUES SEMESTRE 2 EXAMEN 2
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

ABC est un triangle rectangle.

m(ACB) = 45

m(ADB) = 60

|AC|=9 racine de 2 Calculer |AD| = x = ?

3

3 racine de 3

6

6 racine de 3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

ABC est un triangle rectangle.

[AH] ⊥ [BC]

|BC| = 4 |BH| |AB| = 10 cm

Calculer |AC|.

5 racine de 3

10

10 racine de 3

15 racine de 2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

ABC et EBD sont deux triangles.

m(BAC) = m(EDB) = α

Calculer |CD| = x

12

4

44

22

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

ABC est un triangle rectangle.

2|AE| = 3|EC| |AB| = 8 br

|DC| = 10 br Calculer A(DEC)

8

16

24

32

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

D’après les informations ;

|GF|=|AE|et|DE|=|GH|etDE//BC,AC//GH et les données

dans la figure, trouver x+y+z.

50/3

20

55/3

25

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Trouver x.

12

15

6+ 6 racine de 3

12 + 12 racine de 3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Les points E, C, A sont alignés. Calculer |AB| + |ED| sachant que |CE|= 11 cm,

|CA| = 9 cm.

16

18

20

22

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