Answer:
Step-by-step explanation:

r = 8/2 = 4 inches
Area=πr²

Licenciado en Letrase (base 20 y altura 10 cm.
First do parenthesis the multiplication then add
9+15=24*3=72+2=74 :)hope this helps
Answer:
10k.
Step-by-step explanation:
1) if for the 1st position can be used 0-9 digits (10 digits), for the 2d - 0-9 digits, for the 3d - 0-9 digits and for the 4th - 0-9 digits, then
2) the required number of pwd is: 10*10*10*10=10⁴=10000.
10.2
and
5.6
and
7.9
Hope this helped :)