20231019两题题面修订MAO

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zhugemengtian 2023-10-19 22:13:15 +08:00
parent 5006ac9260
commit 09c26123c8
1 changed files with 2 additions and 2 deletions

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@ -5899,7 +5899,7 @@
},
"000203": {
"id": "000203",
"content": "已知用通过圆锥的轴的平面去截一个圆锥, 得到的截面是面积为$9\\sqrt 3\\text{cm}^2$的正三角形. 求此圆锥内球的半径.",
"content": "已知用通过圆锥的轴的平面去截一个圆锥, 得到的截面是面积为$9\\sqrt 3\\text{cm}^2$的正三角形. 求此圆锥内球的半径.",
"objs": [
"K0618005B",
"K0622001B"
@ -595104,7 +595104,7 @@
},
"030158": {
"id": "030158",
"content": "在底面边长为$1$的正三棱锥$P-ABC$中, 二面角$P-AB-C$为$\\dfrac{\\pi}{3}$, $G$是侧面$PAB$的重心, $H$是侧面$PAC$的重心, 则$GH$的长为\\blank{80}.",
"content": "在底面边长为$1$的正三棱锥$P-ABC$中, $G$是侧面$PAB$的重心, $H$是侧面$PAC$的重心, 则$GH$的长为\\blank{80}.",
"objs": [],
"tags": [
"第六单元",