Respuesta :

Answer:

A≈19.63

d Diameter 5

 

Step-by-step explanation:

  • area of circle formula is =1/2 πr²
  • and we given diamer = 5
  • if you divide by 2 you earn radius= 2.5
  • =(1/2×π×2.5²)
  • = 9.8 square units