8.To’g’ri burchakli parallelepiped va kub. Aylana va doira.
1.O’lchamlari 5sm,6sm,7sm bo’lgan to’g’ri burchakli parallelepiped hajmini toping.
A)
B)
C)
D)
2.O’lchamlari 5sm, 6sm, 7sm bo’lgan to’g’ri burchakli parallelepiped yon sirti yuzini
toping.
A)
B)
C)
D)
3.O’lchamlari 10,12,14 sm bo’lgan to’g’ri burchakli parallelepipedni simdan yasash
uchun qancha sim kerak bo’ladi?
A)36sm
B)72sm
C)108sm
D)144sm
4. O’lchamlari 10,13,14 sm bo’lgan to’g’ri burchakli parallelepipedni qirrasi 3sm
bo’lgan nechta kubchaga ajratish mumkin?
A)48
B)52
C)64
D)67
5.Eni 3sm, bo’yi 6 sm, balandligi 12sm bo’lgan to’g’ri burchakli parallelepipedga
tengdosh kub qirrasi uzunligi?
21
A)9
B)8
C)6
D)12
6.Qaysi javob noto’g’ri?
A)1 litr=1dm
3
B)
C)
D)
7.Alyuminiydan o’lchamlari 25sm, 12sm, 7 sm bo’lgan to’g’ri burchakli parallelepiped
shaklidagi detal yasaldi.
alyuminiy parchasining massasi 27g bo’lsa, detal
umumiy massasini toping.
A)5670g
B)5890
C)5430
D)5770
8. Aylana radiusi diametridan 36 sm kichik. Ayalana diametrini toping.
A)48
B)64
C)72
D)144
9. Radiusi 17 ga teng aylana uzunligini toping.
A)36π
B)74π
C)49π
D)34π
10.Diametri 48 bo’lgan doira yuzini hisoblang.
A)2304π
B)576π
C)676π
D)96π
9.To’g’ri burchakli parallelepiped va kub.Aylana va doira.
1.O’lchamlari 6sm, 8 sm, 11sm bo’lgan to’g’ri burchakli parallelepiped hajmini toping.
A)
B)
C)
D)
2.O’lchamlari 7sm, 9sm, 11sm bo’lgan to’g’ri burchakli parallelepiped yon sirti yuzini
toping.
A)
B)
C)
D)
3.O’lchamlari 9,13,15 sm bo’lgan to’g’ri burchakli parallelepipedni simdan yasash
uchun qancha sim kerak bo’ladi?
A)37sm
B) 74sm
C)111sm
D)148sm
4. O’lchamlari 15,18,21 sm bo’lgan to’g’ri burchakli parallelepipedni qirrasi 4 sm
bo’lgan nechta kubchaga ajratish mumkin?
22
A) 48
B) 60
C) 72
D) 88
5.Eni 4sm, bo’yi 8 sm, balandligi 16sm bo’lgan to’g’ri burchakli parallelepipedga
tengdosh kub qirrasi uzunligi?
A)8
B)12
C)16
D)24
6.Qaysi javob noto’g’ri?
A)1 m
2
=10000sm
2
B)
C)
D)
7.Metalldan o’lchamlari 20sm, 14sm, 15 sm bo’lgan to’g’ri burchakli parallelepiped
shaklidagi detal yasaldi.
metall parchasining massasi 92g bo’lsa, detal umumiy
massasini toping.
A)12880gr
B)12980gr C)13260
D)12620
8. Aylana diametri 74 sm bo’lsa,radiusi qancha?
A)34
B)36
C)37
D)42
9. Diametri 36 bo’lgan aylana uzunligi qanchaga teng?
A)18π
B)36π
C)48π
D)24π
10.Yuzi 144π bo’lgan doira diametri qancha?
A)12
B)18
C)22
D)24
11. Oddiy kasrlar.
1)
17
5
,
19
21
,
23
7
,
41
41
,
15
14
,
70
43
kasrlardan nechtasi to`g`ri kasr ?
A) 4ta
B) 5ta
C) 6ta D) 3ta
2)
15
a
kasr a ning nechta natural qiymatida 1 dan kichik boladi ?
A) 15 ta
B) 14 ta
C) 13 ta D) 16 ta
3)
a
13
kasr a ning nechta natural qiymatida noto’g’ri kasr boladi ?
23
A) 13 ta
B) 12 ta C) 11 ta D) 10 ta
4) Qaysi javob noto`g`ri ?
A)
11
8
15
=
11
173
B)
19
7
21
=
19
406
C)
24
19
17
=
24
427
D)
29
13
15
=
29
438
5) Qaysi javob xato ?
A)
17
498
17
5
29
B)
43
356
43
12
8
C)
25
341
=
25
6
13
D)
37
479
=
37
35
12
6) Noto`g`ri hisoblashni toping.
A)
17
9
1
=
17
8
B)
13
9
11
13
4
12
C)
20
11
1
20
9
4
6
D)
15
4
5
15
4
3
8
7) Qaysi javobda amal noto`g`ri bajarilgan?
A)
20
13
4
8
20
13
12
B)
13
10
1
13
11
1
13
8
3
C)
19
3
1
10
3
2
8
D)
19
5
19
3
1
19
8
2
8) Hisoblang:
19
10
6
19
6
5
19
3
4
A) 15 B) 16 C)
19
9
15
D)
19
9
16
9) Hisoblang:
13
7
6
13
11
4
13
8
2
A) 12
B) 13
C) 14
D)
13
12
13
10) 24 ning
3
2
qismi 34 ning
2
1
qismidan qanchaga kam?
8
A) 1 B) 2
C) 3
D) 4
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