[解題] 高二數學-向量
1.年級:高二
2.科目:數學
3.章節:1-2向量的題目
4.題目:
有一個四面體OABC, 底面是正三角形ABC, 邊長是4,
OA=OB=OC=a, OA和BC兩直線的距離是3^0.5,
a=?
5.想法:
實在是完全沒頭緒XDDD
太弱了!!!!!
先謝謝了~
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推
09/23 03:43, , 1F
09/23 03:43, 1F
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09/23 03:56, , 2F
09/23 03:56, 2F
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09/23 05:01, , 3F
09/23 05:01, 3F
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09/23 07:51, , 4F
09/23 07:51, 4F
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09/23 13:26, , 5F
09/23 13:26, 5F
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09/23 14:52, , 6F
09/23 14:52, 6F
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09/23 16:12, , 7F
09/23 16:12, 7F
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09/24 02:14, , 8F
09/24 02:14, 8F
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