A pizza restaurant uses special placemats for
birthday parties. The happy face on the mat has a
diameter measuring 20 centimeters. Determine
the area of the happy face to the nearest square
centimeter.

Respuesta :

Answer:

314cm^2

Step-by-step explanation:

Area of the circle-πr^2

r=d/2

r=10

3.14*10^2

3.14*100=314cm^2