Jawabanmu

2014-08-31T21:18:54+07:00
Pakai perbandingan
 \frac{3,6}{1,8}  \frac{4+x}{x}
 \frac{2}{1}  \frac{4+x}{x}
(4+x) (1) = (x) (2)
4 + x = 2x
4 = 2x - x
x = 4m (tinggi anak)
Tinggi pohon = 4 + x = 4 + 4 = 8m
1 5 1