=(80)^2*sin(3*30)/32 eching

$$= \frac { ( 80 ) ^ { 2 } \times \sin ( 3 \times 30 ) } { 32 }$$

Baholash

$$200$$

Yechim qadamlari

2 daraja ko‘rsatkichini 80 ga hisoblang va 6400 ni qiymatni oling.

$$\frac{6400\sin(3\times 30)}{32}$$

90 hosil qilish uchun 3 va 30 ni ko'paytirish.

$$\frac{6400\sin(90)}{32}$$

Trigonometrik qiymatlar jadvaldan \sin(90) qiymatini oling.

$$\frac{6400\times 1}{32}$$

6400 hosil qilish uchun 6400 va 1 ni ko'paytirish.

$$\frac{6400}{32}$$

200 ni olish uchun 6400 ni 32 ga bo‘ling.

$$200$$