3D-geometriya — fazoviy jismlarda planimetriya masalalari — 9-sinf Geometriya test savollari

1.To‘g‘ri burchakli parallelepipedning o‘lchamlari 3 sm, 4 sm va 12 sm. Uning fazoviy diagonalini toping.

• A)5 sm
• B)19 sm
• C)13 sm
• D)17 sm

2.Qirrasi 4 sm bo‘lgan kubning fazoviy diagonalini toping.

• A)8 sm
• B)4√2 sm
• C)4√3 sm
• D)12 sm

3.Qirrasi 6 sm bo‘lgan kubning bir yog‘i diagonalini toping.

• A)6√2 sm
• B)36 sm
• C)12 sm
• D)6√3 sm

4.To‘g‘ri burchakli parallelepipedning asosi 6 sm × 8 sm, balandligi 24 sm. Fazoviy diagonalini toping.

• A)20 sm
• B)38 sm
• C)30 sm
• D)26 sm

5.Kub fazoviy diagonali 6√3 sm. Kub qirrasini toping.

• A)2√3 sm
• B)3 sm
• C)18 sm
• D)6 sm

6.To‘g‘ri burchakli parallelepipedning o‘lchamlari 2 sm, 3 sm va 6 sm. Uning fazoviy diagonalini toping.

• A)7 sm
• B)6 sm
• C)11 sm
• D)36 sm

7.Kubning yog‘i diagonali 5√2 sm bo‘lsa, kub qirrasini toping.

• A)10 sm
• B)2,5 sm
• C)5√2 sm
• D)5 sm

8.To‘g‘ri prizma asosida tomoni 6 sm bo‘lgan kvadrat yotadi, prizma balandligi 8 sm. Asos diagonali bilan yon qirra orasida hosil bo‘lgan to‘g‘ri burchakli uchburchakning gipotenuzasi (katta diagonal) topilsin.

• A)6√2 sm
• B)10 sm
• C)14 sm
• D)48 sm

9.Kub qirrasi 5 sm. Kubning bir yog‘i diagonalining uzunligini toping.

• A)10 sm
• B)5√3 sm
• C)5√2 sm
• D)25 sm

10.To‘g‘ri burchakli parallelepipedning o‘lchamlari 1 sm, 4 sm va 8 sm. Fazoviy diagonalini toping.

• A)9 sm
• B)81 sm
• C)8,5 sm
• D)13 sm