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40 votes
40 votes
How do you find the area of a circle

User Ashish Patil
by
3.0k points

2 Answers

17 votes
17 votes

Answer: A=πr^2

Step-by-step explanation:

Find the radius

Multiply it by pie

and then square it

User Manh Nguyen
by
2.7k points
12 votes
12 votes

Step-by-step explanation:

The area of a circle can be calculated as:


\text{Area}=\pi* r^2

Where π is approximately 3.14 and r is the radius of the circle.

So, if we have a circle of radius equals 4 ft, the area will be equal to:


\begin{gathered} \text{Area = 3.14}*(4ft)^2 \\ \text{Area = 3.14}*16ft^2 \\ \text{Area}=50.24ft^2 \end{gathered}