" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Bab Pola BilanganMatematika SMP Kelas VII
1, 3, 6, 10 → pola segitiga
pola segitiga = 1/2 x n x (n + 1), mana anggotanya adalah 1, 3, 6, 10, ...
suku ke 10 = 1/2 x 10 x (10 + 1)
= 5 x 11
= 55 butir
jawabannya A