7 8 sinf o`quvchilari uchun bellashuv test savollari

7 – 8 - sinf o`quvchilari uchun bellashuv test savollari.

1. Kubning barcha qirralari yig`indisi 48 sm ga teng. Kub sirtining yuzini toping.

A) 96 sm² B) 24 sm² C) 192 sm² D) 48 sm² E) 56 sm²

2. ni hisoblang.

A) B) C) 1 D) E) 0

3. Kamayuvchi 36 taga ortib, ayriluvchi 16 taga ortsa, ayirma qanday o`zgaradi ?