Respuesta :
Answer:
19.6349540849
Step-by-step explanation:
π × 2.5^2 = 19.6349540849
2.5 squared is 6.25
pi multiplied by 6.25 is 19.6
The area of a circle whose radius is 19.6cm
pi multiplied by 6.25 is 19.6
The area of a circle whose radius is 19.6cm