Question

The circumference of a circle is 9 m what is the area of the circle

Answer 1

Explanation:

A≈6.45m²

C Circumference

Unit Conversion:

C=9m

Using the formulas

A=πr2

C=2πr

Solving forA

A=C2

4π=92

4·π≈6.44578m²

Answer 2

so maybe the answer will be 20.25m^