555566667777888 (id: 42a730d54)

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[单选题]
A ball thrown horizontally from a point 24 m above the grounmv 3* ix7evl;*/v pzrwd, strikes then n09lk j;cig+tj4jk4:foix+ ground after traveling horizontally a distance of 18 4kicgko9 x4jnt f:j+ l+0;j nim. With what speed was it thrown?

A. 6.51 m/s
B. 7.32 m/s
C. 8.13 m/s
D. 8.95 m/s


参考答案:  C


本题详细解析: 暂无

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