如图所示,在三角形ABC中,已知角BAC等于45度,AD垂直BC于D,BD等于2,DC等于3,求AD的长.小萍同学灵活运用轴对称知识,设AD为x请按照小萍的思路探究并解答下列问题:(1)请你帮小萍求出x的值(2)
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![如图所示,在三角形ABC中,已知角BAC等于45度,AD垂直BC于D,BD等于2,DC等于3,求AD的长.小萍同学灵活运用轴对称知识,设AD为x请按照小萍的思路探究并解答下列问题:(1)请你帮小萍求出x的值(2)](/uploads/image/z/1004045-5-5.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C%E5%B7%B2%E7%9F%A5%E8%A7%92BAC%E7%AD%89%E4%BA%8E45%E5%BA%A6%2CAD%E5%9E%82%E7%9B%B4BC%E4%BA%8ED%2CBD%E7%AD%89%E4%BA%8E2%2CDC%E7%AD%89%E4%BA%8E3%2C%E6%B1%82AD%E7%9A%84%E9%95%BF.%E5%B0%8F%E8%90%8D%E5%90%8C%E5%AD%A6%E7%81%B5%E6%B4%BB%E8%BF%90%E7%94%A8%E8%BD%B4%E5%AF%B9%E7%A7%B0%E7%9F%A5%E8%AF%86%2C%E8%AE%BEAD%E4%B8%BAx%E8%AF%B7%E6%8C%89%E7%85%A7%E5%B0%8F%E8%90%8D%E7%9A%84%E6%80%9D%E8%B7%AF%E6%8E%A2%E7%A9%B6%E5%B9%B6%E8%A7%A3%E7%AD%94%E4%B8%8B%E5%88%97%E9%97%AE%E9%A2%98%EF%BC%9A%EF%BC%881%EF%BC%89%E8%AF%B7%E4%BD%A0%E5%B8%AE%E5%B0%8F%E8%90%8D%E6%B1%82%E5%87%BAx%E7%9A%84%E5%80%BC%EF%BC%882%EF%BC%89)
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