" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
La = a²/4 √3
= 13²/4 √3
= 169/4 √3
luas permukaan
Lp = 2 x la + ka x t
= 2 x 169/4 √3 x 13(3) x 12
= 169/2 √3+ 39 x 12
= 169/2 √3 cm² + 468 cm²