Answer:
Step-by-step explanation:
When a slope of a line and a point passing through it is given then we use slope - one point form to determine the equation of the line.
It is given by:

where
is the slope of the line and
is the point passing through it.
Here,
and 
Substituting in the equation:



Answer:
9.036 9.36 9.3611 9.4
Step-by-step explanation:
Answer:
2545 m rounded from 2544.69
Step-by-step explanation:
A=2 π r h + 2 π r 2 = 2 · π · 15 · 12 + 2 · π ·152
≈ 2544.69005
rounded to 2545
~~~
4000 for 4200
2000 for 2100
(If you meant a different answer please explain)