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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.
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16 votes
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.

User Stianlagstad
by
3.8k points

1 Answer

10 votes

Answer:

314cm^2

Explanation:

Area of the circle-πr^2

r=d/2

r=10

3.14*10^2

3.14*100=314cm^2

User Perty
by
3.4k points
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