SOLUTION: What is the area of a circle if the radius is 3.5cm

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Question 111928: What is the area of a circle if the radius is 3.5cm
Answer by jim_thompson5910(28476) About Me  (Show Source):
You can put this solution on YOUR website!
Remember the area of a circle is A=pi%2Ar%5E2 where r is the radius

So the area of a circle with the radius of 3.5cm is:

A=pi%2A%283.5%29%5E2 Plug in r=3.5


A=pi%2A12.25 Square 3.5 to get 12.25

A=38.465 Now multiply. Remember, pi is roughly 3.14...

So the area is approximately 38.465 sq cm