# Find the Area circle (39)

r=39
The area of a circle is equal to Pi π times the radius r squared.
Substitute in the value of the radius r=39 into the formula for the area of a circle. Pi π is approximately equal to 3.14.
π⋅392
Raise 39 to the power of 2.
π⋅1521
Move 1521 to the left of π.
1521π
The result can be shown in multiple forms.
Exact Form:
1521π
Decimal Form:
4778.36242611…
Find the Area circle (39)

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