Answer:
64pi
Step-by-step explanation:
area= pi * r^2
20 buttons in total
Because he has
5 white buttons
2 fewer brown
5-2 =3
So 3 brown
9 more gray than brown
3+9 = 12
12 gray buttons
5+3+12=20
Answer:
Calculation of the distance of a wheel passed.
Step-by-step explanation:
Answer:
The first one, the opposite of any negative number is the same number but positive...and vise versa.
Step-by-step explanation: