卡米(Kamie)站在 K 处,面向北方。 卡米逆时针旋转了 ,接着顺时针旋转了 圈。卡米最终会面向哪个点?

它不会直接告诉你答案,而是问你卡在哪一步看看 AI 是怎么陪你一步步弄懂这道题的
完整解法
12
1. Calculate the net angle of turn.
A -turn is .
Net turn .
2. Determine the final facing direction.
Turning anti-clockwise from North results in facing North-West.
3. Identify the point that lies North-West of K on the grid.
On a square grid, North-West corresponds to moving left and up by an equal number of units.
From K , moving units left and units up gives , which is the exact location of point C.
答案
C (option 3)
AI 分析,可能出错
用 AI 批改,圈出写错的那一步,并自动将你的薄弱点存入错题本,形成你的错因库。