" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
S + A = 336
------------------ -
-2A = -308
A = -308/-2
A = 154
A = πr²
154 = 22/7 r²
r = √(154 x 7/22)
r = √49
r = 7