SOLUTION: I hope that someone can help me with this problem! I have no idea how to work this!! Thank you so much in advance. Please show all work. The area of a circle with radius r is

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: I hope that someone can help me with this problem! I have no idea how to work this!! Thank you so much in advance. Please show all work. The area of a circle with radius r is      Log On


   

Question 491160: I hope that someone can help me with this problem! I have no idea how to work this!! Thank you so much in advance.
Please show all work.
The area of a circle with radius r is given by the formula A = ãr^2
Find the area of the circle with radius 7 centimerters use 3.14 for ã
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
A=pi%2Ar%5E2


A=3.14%2A%287%29%5E2


A=3.14%2A%2849%29


A=153.86


So the area of the rug is approximately 153.86 square cm.