(1/2*105)*(1/2*875)*pi= eching

$$( \frac { 1 } { 2 } \times 105 ) \times ( \frac { 1 } { 2 } \times 875 ) \times \pi =$$

Baholash

$$\frac{91875\pi }{4}\approx 72158,456262141$$

Yechim qadamlari

\frac{105}{2} hosil qilish uchun \frac{1}{2} va 105 ni ko'paytirish.

$$\frac{105}{2}\times \frac{1}{2}\times 875\pi$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{105}{2} ni \frac{1}{2} ga ko‘paytiring.

$$\frac{105\times 1}{2\times 2}\times 875\pi$$

\frac{105\times 1}{2\times 2} kasridagi ko‘paytirishlarni bajaring.

$$\frac{105}{4}\times 875\pi$$

\frac{105}{4}\times 875 ni yagona kasrga aylantiring.

$$\frac{105\times 875}{4}\pi$$

91875 hosil qilish uchun 105 va 875 ni ko'paytirish.

$$\frac{91875}{4}\pi$$