" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
tinggi segitiga alas
a = 1/2 x 3√3
= 1.5 √3
tinggi limas
jawabn soal B
tiggi segitiga tegak
La = a²/4 √3
= 6²/4√3
= 64/4 √3
= 16 √3
LΔ tegak
LΔ = 9 x 3
= 27
luas permukaan
Lp = La + 3 x LΔ
= 16√3 + 3 x 27
= 16√3 + 81
=