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α = 45°
g = 9,8 m/s
Ymaks = ( Vo² sin²α ) / 2g
= ( 49² sin² 45° ) / 2×9,8
= 1200,5 / 19,6
= 61,25 m
Xymaks = (Vo² sin2α) / 2g
= ( 49² sin 2×45° ) / 2×9,8
= 2401 / 19,6
= 122,5 m
jadi koordinatnya adalah ( 61,25 ; 122,5 ) m