" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1/2 ×14 × 24
= 168
2) 1/2πr²
1/2 × 22/7 × 7 × 7
jad luas permukaan bandul adalah 168 + 77 = 245
= 77