Respuesta :

datgamer13
The formula to find the area of a circle is: π r squared. So, 4.5 π squared = about 63.62
memo213le1
Area = π . r² = 3.14 × 4.5² = 63.62 square units.
In terms of circumference:

Area = C2/(4π) = 28.272/4π = 799.19/(4 × 3.14) = 799.19/(12.56) = 63.62 square units.

I hope this helped.... ;)