555566667777888 (id: 0b9d43fe5)

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本题为动态变量类型，下面题目描述与解答中出现的数值不同于您在作答时遇到的数值！

[单选题]
A girl throws a rock horizontally, w 0gcixnak. :a(ith a velocityge*:0rhpg(rxv4 *ihp of 10 m/s, from a bridge. It falls 20 m to the water below. How faxpv4ihr * e(0h:gr*gpr 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