Ответ:
Сможет.
Объяснение:
√18 > 4, потому что √16=4, а высота судна всего 3,7 м.
Длина единичной окружности: с= 2·π·1 = 2π.
4.2
Дуга АМ =
![\frac{c}{8}=\frac{2 \pi }{8}=\frac{\pi }{4}](https://tex.z-dn.net/?f=%5Cfrac%7Bc%7D%7B8%7D%3D%5Cfrac%7B2+%5Cpi+%7D%7B8%7D%3D%5Cfrac%7B%5Cpi+%7D%7B4%7D)
Дуга BD =
![\frac{c}{2}=\frac{2 \pi }{2}=\pi](https://tex.z-dn.net/?f=%5Cfrac%7Bc%7D%7B2%7D%3D%5Cfrac%7B2+%5Cpi+%7D%7B2%7D%3D%5Cpi)
Дуга CK =
![c*\frac{10}{12}=\frac{5c}{6}=\frac{5*2 \pi }{6}=\frac{5\pi }{3}](https://tex.z-dn.net/?f=c%2A%5Cfrac%7B10%7D%7B12%7D%3D%5Cfrac%7B5c%7D%7B6%7D%3D%5Cfrac%7B5%2A2+%5Cpi+%7D%7B6%7D%3D%5Cfrac%7B5%5Cpi+%7D%7B3%7D)
Дуга MP =
![c*(\frac{1}{8}+\frac{2}{12})=c*(\frac{1}{8}+\frac{1}{6})=\frac{7c}{24}=\frac{7*2 \pi }{24}=\frac{7\pi }{12}](https://tex.z-dn.net/?f=c%2A%28%5Cfrac%7B1%7D%7B8%7D%2B%5Cfrac%7B2%7D%7B12%7D%29%3Dc%2A%28%5Cfrac%7B1%7D%7B8%7D%2B%5Cfrac%7B1%7D%7B6%7D%29%3D%5Cfrac%7B7c%7D%7B24%7D%3D%5Cfrac%7B7%2A2+%5Cpi+%7D%7B24%7D%3D%5Cfrac%7B7%5Cpi+%7D%7B12%7D)
Дуга DM =
![c*\frac{3}{8}=\frac{3*2 \pi }{8}=\frac{3\pi }{4}](https://tex.z-dn.net/?f=c%2A%5Cfrac%7B3%7D%7B8%7D%3D%5Cfrac%7B3%2A2+%5Cpi+%7D%7B8%7D%3D%5Cfrac%7B3%5Cpi+%7D%7B4%7D)
Дуга MK =
![c*(\frac{1}{8}+\frac{1}{12})=\frac{5c}{24}=\frac{5*2 \pi }{24}=\frac{5\pi }{12}](https://tex.z-dn.net/?f=c%2A%28%5Cfrac%7B1%7D%7B8%7D%2B%5Cfrac%7B1%7D%7B12%7D%29%3D%5Cfrac%7B5c%7D%7B24%7D%3D%5Cfrac%7B5%2A2+%5Cpi+%7D%7B24%7D%3D%5Cfrac%7B5%5Cpi+%7D%7B12%7D)
Дуга CP =
![c*\frac{11}{12}=\frac{11*2 \pi }{12}=\frac{11\pi }{6}](https://tex.z-dn.net/?f=c%2A%5Cfrac%7B11%7D%7B12%7D%3D%5Cfrac%7B11%2A2+%5Cpi+%7D%7B12%7D%3D%5Cfrac%7B11%5Cpi+%7D%7B6%7D)
Дуга PC =
![\frac{c}{12}=\frac{2 \pi }{12}=\frac{\pi }{6}](https://tex.z-dn.net/?f=%5Cfrac%7Bc%7D%7B12%7D%3D%5Cfrac%7B2+%5Cpi+%7D%7B12%7D%3D%5Cfrac%7B%5Cpi+%7D%7B6%7D)
4.3
Дуга АМ =
![\frac{2}{5}*\frac{c}{4}=\frac{c}{10}=\frac{2 \pi }{10}=\frac{\pi }{5}](https://tex.z-dn.net/?f=%5Cfrac%7B2%7D%7B5%7D%2A%5Cfrac%7Bc%7D%7B4%7D%3D%5Cfrac%7Bc%7D%7B10%7D%3D%5Cfrac%7B2+%5Cpi+%7D%7B10%7D%3D%5Cfrac%7B%5Cpi+%7D%7B5%7D)
Дуга МB =
![\frac{3}{5}*\frac{c}{4}=\frac{3c}{20}=\frac{3*2\pi }{20}=\frac{3\pi }{10}](https://tex.z-dn.net/?f=%5Cfrac%7B3%7D%7B5%7D%2A%5Cfrac%7Bc%7D%7B4%7D%3D%5Cfrac%7B3c%7D%7B20%7D%3D%5Cfrac%7B3%2A2%5Cpi+%7D%7B20%7D%3D%5Cfrac%7B3%5Cpi+%7D%7B10%7D)
Дуга DМ =
![c*(\frac{1}{4}+\frac{2}{5}*\frac{1}{4})=c*(\frac{1}{4}+\frac{1}{10})=\frac{7c}{20}=\frac{7*2\pi }{20}=\frac{7\pi }{10}](https://tex.z-dn.net/?f=c%2A%28%5Cfrac%7B1%7D%7B4%7D%2B%5Cfrac%7B2%7D%7B5%7D%2A%5Cfrac%7B1%7D%7B4%7D%29%3Dc%2A%28%5Cfrac%7B1%7D%7B4%7D%2B%5Cfrac%7B1%7D%7B10%7D%29%3D%5Cfrac%7B7c%7D%7B20%7D%3D%5Cfrac%7B7%2A2%5Cpi+%7D%7B20%7D%3D%5Cfrac%7B7%5Cpi+%7D%7B10%7D)
Дуга МC =
![c*(\frac{3}{5}*\frac{1}{4}+\frac{1}{4})=c*(\frac{3}{20}+\frac{1}{4})=\frac{8c}{20}=\frac{2c}{5}=\frac{2*2\pi }{5}=\frac{4\pi }{5}](https://tex.z-dn.net/?f=c%2A%28%5Cfrac%7B3%7D%7B5%7D%2A%5Cfrac%7B1%7D%7B4%7D%2B%5Cfrac%7B1%7D%7B4%7D%29%3Dc%2A%28%5Cfrac%7B3%7D%7B20%7D%2B%5Cfrac%7B1%7D%7B4%7D%29%3D%5Cfrac%7B8c%7D%7B20%7D%3D%5Cfrac%7B2c%7D%7B5%7D%3D%5Cfrac%7B2%2A2%5Cpi+%7D%7B5%7D%3D%5Cfrac%7B4%5Cpi+%7D%7B5%7D)
Пусть х - масса костей говядины.
Тогда
15·x + 90·(1-x) = 78
15x+90-90x=78
15x-90x=78-90
-75x=-12
x=12:75
x=0,16 кг
0,16 *1000= 160г
12x=60
x=60:5
x=5
5*12=60
ответ:5