(pi/2+0139)*1/2/2pi*360 eching

$$\frac { ( \frac { \pi } { 2 } + 0139 ) \times \frac { 1 } { 2 } } { 2 \pi } \times 360$$

Baholash

$$45$$

Yechim qadamlari

0 hosil qilish uchun 0 va 139 ni ko'paytirish.

$$\frac{\left(\frac{\pi }{2}+0\right)\times \frac{1}{2}}{2\pi }\times 360$$

Har qanday songa nolni qo‘shsangiz, o‘zi chiqadi.

$$\frac{\frac{\pi }{2}\times \frac{1}{2}}{2\pi }\times 360$$

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

$$\frac{\frac{\pi }{2\times 2}}{2\pi }\times 360$$

\frac{\frac{\pi }{2\times 2}}{2\pi } ni yagona kasrga aylantiring.

$$\frac{\pi }{2\times 2\times 2\pi }\times 360$$

4 hosil qilish uchun 2 va 2 ni ko'paytirish.

$$\frac{\pi }{4\times 2\pi }\times 360$$

8 hosil qilish uchun 4 va 2 ni ko'paytirish.

$$\frac{\pi }{8\pi }\times 360$$

\frac{\pi }{8\pi }\times 360 ni yagona kasrga aylantiring.

$$\frac{\pi \times 360}{8\pi }$$

Surat va maxrajdagi ikkala 8\pi ni qisqartiring.

$$45$$

Omil

$$3^{2}\times 5$$