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Xm = 20 m
α = 45°
g = 9,8 m/s²
Ym = __ ?
Kecepatan awal
Xm = Vo² sin 2α / g
20 = Vo² sin 90° / 9,8
196 = Vo²
Vo = 14 m/s
Tinggi maksimum
Ym = Vo² sin²α / 2g
= 14² sin²45° / (2 · 9,8)
= 5 m ←