r=π

The area of a circle is equal to Pi π times the radius r squared.

π⋅(radius)2

Substitute in the value of the radius r=π into the formula for the area of a circle. Pi π is approximately equal to 3.14.

π⋅π2

Multiply π by π2.

Raise π to the power of 1.

π1⋅π2

Use the power rule aman=am+n to combine exponents.

π1+2

π1+2

Add 1 and 2.

π3

π3

The result can be shown in multiple forms.

Exact Form:

π3

Decimal Form:

31.00627668…

Find the Area circle (pi)