Step-by-step explanation:
Area of the squre is pi -360/2
Answer:
The number of bacteria after
will be 
Step-by-step explanation:
Given the initially 30 bacteria present in the culture.
Also, the number of bacteria got doubled every hour.
So, using the equation

Where
is number of bacteria after
hours.
is bacteria present initially.
is the common ration, in our problem it is given that bacteria doubles every hour. So, 
And
is the number of hours. In our problem we need amount of bacteria at the end of
hours. So, 
Plugging values in the formula we get,

So, number of bacteria after
will be 
Answer:

Step-by-step explanation:
- radius (r) = 3 in (Given)
- height (h) = 8 in (Given)
- It is given that: all the three cylinders are identical, means their radii and heights are equal.
- Thus, the volume of composite figure will be equal to three times the volume of single cylinder.
Hello,
C=(2,4) is the vertex missing.
Make a draw.
I'm guessing you want to know how much is in one case,
36/3 = 12