Look at the circle in the figure:
The radius is equal to 7.
What is the area of the circle?
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Look at the circle in the figure:
The radius is equal to 7.
What is the area of the circle?
Remember that the formula for the area of a circle is
πR²
We replace the data we know:
π7²
π49
49π
A circle has a circumference of 31.41.
What is its radius?
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