Answer:
The formula to find the surface area of a sphere is to take the radius of the sphere and square it and multiply that amount by pi and then multiply that by 4. This is written algebraically as S=4πr2, where S is the surface area, r is the radius, and the value of π is 3.14.
Answer:
20y + 5x
Step-by-step explanation:
Combine like terms
12y + 5x + 8y
20y + 5x
Answer:
B=8
Step-by-step explanation:
B/4=B-6/4
4B=16B-96
96=12B
B=8
To solve this problem you must apply the proccedure shown below:
1. You must apply the Law of Cosines, as you can see in the figure attached. Then:
- The first ship travels at 
in for two hours. Therefore, the side 
is:
- The second ship travels at 
for 
. Therefore, the side 
is:
- Now, you can calculate 
:
The answer is: 
