Romb va kvadratning xossalari — 8-sinf Geometriya test savollari

1.Rombning diagonali tomon bilan 40° li burchak hosil qiladi. Rombning burchaklarini toping.

• A)60° va 120°
• B)70° va 110°
• C)50° va 130°
• D)80° va 100°

2.Rombning tomoni 13 cm, diagonallaridan biri 10 cm. Ikkinchi diagonalini toping.

• A)12 cm
• B)26 cm
• C)5 cm
• D)24 cm

3.Rombning diagonallari 16 cm va 12 cm ga teng. Rombning perimetrini toping.

• A)28 cm
• B)56 cm
• C)20 cm
• D)40 cm

4.Rombning perimetri 52 cm, diagonallaridan biri 24 cm. Ikkinchi diagonalini toping.

• A)5 cm
• B)20 cm
• C)26 cm
• D)10 cm

5.Kvadratning diagonali 10√2 cm ga teng. Kvadratning tomonini toping.

• A)10√2 cm
• B)5√2 cm
• C)20 cm
• D)10 cm

6.Kvadratning tomoni 20 cm. Diagonallari kesishish nuqtasidan uning bir tomonigacha bo'lgan masofani toping.

• A)10√2 cm
• B)20 cm
• C)5 cm
• D)10 cm

7.Rombning diagonallari bilan tomoni orasida hosil bo'lgan (bir uchdagi) ikki burchakning nisbati 2 : 7 kabi. Rombning burchaklarini toping.

• A)20° va 70°
• B)36° va 144°
• C)45° va 135°
• D)40° va 140°

8.Rombning tomoni 15 cm, diagonallaridan biri 24 cm. Ikkinchi diagonalini toping.

• A)9 cm
• B)20 cm
• C)30 cm
• D)18 cm

9.Rombning diagonallari 6 cm va 8 cm ga teng. Uning tomonini toping.

• A)7 cm
• B)10 cm
• C)14 cm
• D)5 cm

10.Kvadratning tomoni 7 cm. Diagonalini toping.

• A)14 cm
• B)7 cm
• C)49 cm
• D)7√2 cm