555566667777888 (id: 0b9d43fe5)

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[单选题]
A girl throws a rock horizontally, wi i1s7mdyb*q:c th7*: y/ cnejlsb/a1b 3q,zqpdh a velocity of 10 m/s, from a bridge. It fallej */7s:q p /dzlqhbcb3y, na1s 20 m to the water below. How far does the rock travel horizontally before striking the water?

A. $12.12 \; m$
B. $16.16 \; m$
C. $20.2 \; m$
D. $24.24 \; m$


参考答案:  C


本题详细解析: 暂无