Answer:
17
Step-by-step explanation:
it is 10 I did it before been there done that
Answer:
2100
Step-by-step explanation:
50*18=900
900+1,200=2100
Step-by-step explanation:
Louise calculated the height of a cylinder that has a volume of 486 pi cubic centimetres and a radius of 9 centimetres.
The formula for the volume of cylinder is :
V = B × h
B is area of base of cylinder

i.e.

Substituting given values,

will cancel out from both sides.

She forgets to cancel down
from both sides. So, she get height as
. So, in the
should have canceled, making the correct answer 6 cm.
By just looking at ur whole numbers...12 + 3 + 5 = 20...and thats not even counting ur decimals..so by adding ur decimals, u know that it will be over 20.