Answer:
It is first one
Step-by-step explanation:
this is the correct answer
the awnseer is 910 jfakfneanfeg
The age of the youngest friend is 9 years old.
3a = 30 - 3
= 27 ÷ 3
= 9
= 9 + 10 + 11 = 30
= 9 is the smallest number. So, the youngest friend is 9 years old.
B
formula s =4*pi*r^2
s=4(3.14)(3^2)
s = 12.56(9)s= 113.04