Answer 
Step-by-step explanation:
Use order of operations and evaluate the exponent first




Answer:

Step-by-step explanation:
GIVEN: A space telescope on a mountaintop is housed inside of a cylindrical building with a hemispheric dome. If the circumference of the dome is
, and the total height of the building up to the top of the dome is
.
TO FIND: what is the approximate total volume of the building.
SOLUTION:
let the height of the mountaintop be 
As the dome hemispherical.
circumference of a hemisphere 



total height of the building up to the top of the dome 


Volume of building 

as radius of mountain top is same as dome
putting values


Hence the total volume of the building is
Answer:
20m
Step-by-step explanation:
600 divided by 30 = 20
The number 2852.1 is already rounded to the tenth since the tenth place is one place to the right of the decimal