Diametri 14 cm bo'lgan doira yuzini toping.
- A. 44 cm2
- B. 49π cm²
- C. 39 cm2
- D. 54 cm2
Geometrik shakllar bo‘yicha savol
Javob va yechimni ko‘rish
Javob: 49π cm²
Radius $14/2=7$ cm. Doira yuzi $S=\pi r^2=49\pi$ cm².
Mavzuni mustahkamlang
Bu savol Geometrik shakllar mavzusiga tegishli. Ta’riflar, formulalar va misollarni mavzu sahifasida ko‘ring.
Mavzuni o‘rganish