### Home > MC2 > Chapter 10 > Lesson 10.2.3 > Problem 10-107

10-107.

The formula to find the area of a circle is r^{2}π.

Remember to use the radius and not the diameter.

π · (30 cm)^{2} = 900π = 2827.43 cm^{2}

10-107.

The formula to find the area of a circle is r^{2}π.

Remember to use the radius and not the diameter.

π · (30 cm)^{2} = 900π = 2827.43 cm^{2}