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修改24574题面

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weiye.wang 2024-02-26 21:58:45 +08:00
parent 0ebfa9329f
commit 20ec814a41
1 changed files with 3 additions and 2 deletions
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题库0.3/Problems.json
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@ -667462,7 +667462,7 @@
},
"024574": {
"id": "024574",
"content": "已知角 $\\alpha$ 的终边在下图中的阴影部分内, 分别写出角 $\\alpha$ 的范围(图中所标出的不在坐标轴上的边界线均三等分所在象限).\n\\begin{center}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\fill [pattern = north east lines] (0,0) -- (90:2) arc (90:120:2) -- cycle;\n\\draw (0,0) -- (120:2);\n\\draw (0,-2.5) node {(1)};\n\\end{tikzpicture}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\foreach \\i in {0,90,180,270}\n{\\fill [pattern = north east lines] (0,0) -- ({90+\\i}:2) arc ({90+\\i}:{120+\\i}:2) -- cycle;\n\\draw (0,0) -- ({120+\\i}:2);};\n\\draw (0,-2.5) node {(2)};\n\\end{tikzpicture}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\foreach \\i in {0,90,180,270}\n{\\fill [pattern = north east lines] (0,0) -- ({60+\\i}:2) arc ({60+\\i}:{120+\\i}:2) -- cycle;\n\\draw (0,0) -- ({120+\\i}:2);\n\\draw (0,0) -- ({60+\\i}:2);};\n\\draw (0,-2.5) node {(3)};\n\\end{tikzpicture}\n\\end{center}\n(1) \\blank{100}; (2) \\blank{100}; (3) \\blank{100}.",
"content": "已知角 $\\alpha$ 的终边在下图中的阴影部分内, 分别写出角 $\\alpha$ 的范围(图中所标出的不在坐标轴上的边界线均三等分所在象限, 边界线所示位置均在所求范围内).\n\\begin{center}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\fill [pattern = north east lines] (0,0) -- (90:2) arc (90:120:2) -- cycle;\n\\draw (0,0) -- (120:2);\n\\draw (0,-2.5) node {(1)};\n\\end{tikzpicture}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\foreach \\i in {0,90,180,270}\n{\\fill [pattern = north east lines] (0,0) -- ({90+\\i}:2) arc ({90+\\i}:{120+\\i}:2) -- cycle;\n\\draw (0,0) -- ({120+\\i}:2);};\n\\draw (0,-2.5) node {(2)};\n\\end{tikzpicture}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (-2,0) -- (2,0) node [below] {$x$};\n\\draw [->] (0,-2) -- (0,2) node [left] {$y$};\n\\draw (0,0) node [below left] {$O$};\n\\foreach \\i in {0,90,180,270}\n{\\fill [pattern = north east lines] (0,0) -- ({60+\\i}:2) arc ({60+\\i}:{120+\\i}:2) -- cycle;\n\\draw (0,0) -- ({120+\\i}:2);\n\\draw (0,0) -- ({60+\\i}:2);};\n\\draw (0,-2.5) node {(3)};\n\\end{tikzpicture}\n\\end{center}\n(1) \\blank{100}; (2) \\blank{100}; (3) \\blank{100}.",
"objs": [],
"tags": [
"第三单元"
@ -667474,7 +667474,8 @@
"usages": [],
"origin": "自拟题目",
"edit": [
"20240217\t王伟叶"
"20240217\t王伟叶",
"20240226\t徐慧"
],
"same": [],
"related": [],