18%=0.18
380×0.18=68.4 increase
380+68.4=448.4
the easier way is to think 1 times any number is the same number so 380(1+0.18)=448.4 (just like adding tax to the price of something to see how much you'll actually pay)
Answer:
A≈534.07
Step-by-step explanation:
A=2πrh+2πr^2
The vertical number line in a Cartesian coordinate system is called the vertical axis.
Good luck :)
