几何证明和命题按题意作出图形 并写出已知求证 (不必证明)1.等腰三角形两腰上的高相等2.两条平行线被第三条直线所截,一对同旁内角的平分线互相垂直证明下列命题还是假命题1.三个内
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![几何证明和命题按题意作出图形 并写出已知求证 (不必证明)1.等腰三角形两腰上的高相等2.两条平行线被第三条直线所截,一对同旁内角的平分线互相垂直证明下列命题还是假命题1.三个内](/uploads/image/z/6872705-17-5.jpg?t=%E5%87%A0%E4%BD%95%E8%AF%81%E6%98%8E%E5%92%8C%E5%91%BD%E9%A2%98%E6%8C%89%E9%A2%98%E6%84%8F%E4%BD%9C%E5%87%BA%E5%9B%BE%E5%BD%A2+%E5%B9%B6%E5%86%99%E5%87%BA%E5%B7%B2%E7%9F%A5%E6%B1%82%E8%AF%81+%EF%BC%88%E4%B8%8D%E5%BF%85%E8%AF%81%E6%98%8E%EF%BC%891.%E7%AD%89%E8%85%B0%E4%B8%89%E8%A7%92%E5%BD%A2%E4%B8%A4%E8%85%B0%E4%B8%8A%E7%9A%84%E9%AB%98%E7%9B%B8%E7%AD%892.%E4%B8%A4%E6%9D%A1%E5%B9%B3%E8%A1%8C%E7%BA%BF%E8%A2%AB%E7%AC%AC%E4%B8%89%E6%9D%A1%E7%9B%B4%E7%BA%BF%E6%89%80%E6%88%AA%2C%E4%B8%80%E5%AF%B9%E5%90%8C%E6%97%81%E5%86%85%E8%A7%92%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%BA%92%E7%9B%B8%E5%9E%82%E7%9B%B4%E8%AF%81%E6%98%8E%E4%B8%8B%E5%88%97%E5%91%BD%E9%A2%98%E8%BF%98%E6%98%AF%E5%81%87%E5%91%BD%E9%A2%981.%E4%B8%89%E4%B8%AA%E5%86%85)
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