Answer:

Step-by-step explanation:
Circumference of the column 
Circumference of a circle
Therefore:

Area of a Circle 
Since radius of the cross section of the column =9 meters
Area of the cross section of the column

Answer:
girll how is this college math im in 8th grade and n learned this in 1st grade loll
Step-by-step explanation:
its 15 m I THINK DONT TAKE MY WORD ON IT but tytyty for the points
Answer:

Step-by-step explanation:
Let
and
. Now we evaluate the given function at
:
(1)



Which means that
is less than the y-component of A. Therefore, the right answer is
.
Answer:
Step-by-step explanation:
0.74.....so what place value is the last number in ? Because if u know that, this wont be hard to do. Its in the 100ths place....so put that number over 100 and reduce if possible.
74/100 reduces to 37/50.....and if u were to get a calculator and type in 37 divided by 50, ur gonna get 0.74.....and thats how to turn a fraction into a decimal (just in case u were interested)