本题目来源于试卷: 555566667777888，类别为 unclassified
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[单选题]
A jumper in the long(b(j6 .j6htouk9bhe bay a uk,:ew*2l-jump goes into the jump with a speed of 12 m/s at an y r9 *a;2czpfch1a pw q0e au.q)2kj0lq7eu,g angle ofgq7ep 1 20lqrq.29k, p w z*c);ayfcujua h0ea $20^{\circ}$ above the horizontal. How far does the jumper jump?
A. $6.14 \; m$
B. $8.22 \; m$
C. $9.45 \; m$
D. $10.4 \; m$
E. $12.28 \; m$
参考答案: C
本题详细解析:
暂无
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Post time 2025-9-8 22:24:32