" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Pb = π * 3 * 4 = 12πcm²
Pc = 9π + 12π = 21πcm²
V = 1/3 * π * 3² * 5 =3 * 5π = 15πcm²