SOLUTION: If someone could help me with this probelm I would be very thankful. I should find the area of a circle with radius 4 (and the answer should be in pi), could someone maybe explain

Question 136913: If someone could help me with this probelm I would be very thankful. I should find the area of a circle with radius 4 (and the answer should be in pi), could someone maybe explain how I should solve the problem?
Found 2 solutions by ptaylor, dolly:
Answer by ptaylor(2198) (Show Source): You can put this solution on YOUR website!
Area of a circle, A, equals Pi times the radius squared or:

or

Hope this helps---ptaylor
Answer by dolly(163) (Show Source): You can put this solution on YOUR website!
Hi,
this is quite simple.
Area of a cirlce has a standard formula = Pi* r^2 where Pi is a constant = 3.14 and r = radius of the circle.
Here the radius is given to be 4 units
So r^2 = 4^2 = 16
Thus the area of the circle = Pi * 16
= 16 Pi sq units
Hope this helps.
Good luck!!!
dolly

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