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Verified answer
Tinggi Ali / Bayangan Ali = Tinggi gedung / Bayangan gedung150 cm / 2 m = Tinggi gedung / 24 m
1,5 m / 2 m = Tinggi gedung / 24 m
Tinggi gedung = 1,5 m x 24 m : 2
= 18 m
Jadi, tinggi gedung adalah 18 m