已知抛物线y^2=4x的焦点为F,准线为l.过点F作倾斜角为60已知抛物线y2=4x的焦点为F,准线为l.过点F作倾斜角为60°的直线与抛物线在第一象限的交点为A,过A作l的垂线,垂足为A1,则△AA1F的面积
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![已知抛物线y^2=4x的焦点为F,准线为l.过点F作倾斜角为60已知抛物线y2=4x的焦点为F,准线为l.过点F作倾斜角为60°的直线与抛物线在第一象限的交点为A,过A作l的垂线,垂足为A1,则△AA1F的面积](/uploads/image/z/11531542-22-2.jpg?t=%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BFy%5E2%EF%BC%9D4x%E7%9A%84%E7%84%A6%E7%82%B9%E4%B8%BAF%2C%E5%87%86%E7%BA%BF%E4%B8%BAl%EF%BC%8E%E8%BF%87%E7%82%B9F%E4%BD%9C%E5%80%BE%E6%96%9C%E8%A7%92%E4%B8%BA60%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BFy2%EF%BC%9D4x%E7%9A%84%E7%84%A6%E7%82%B9%E4%B8%BAF%2C%E5%87%86%E7%BA%BF%E4%B8%BAl%EF%BC%8E%E8%BF%87%E7%82%B9F%E4%BD%9C%E5%80%BE%E6%96%9C%E8%A7%92%E4%B8%BA60%C2%B0%E7%9A%84%E7%9B%B4%E7%BA%BF%E4%B8%8E%E6%8A%9B%E7%89%A9%E7%BA%BF%E5%9C%A8%E7%AC%AC%E4%B8%80%E8%B1%A1%E9%99%90%E7%9A%84%E4%BA%A4%E7%82%B9%E4%B8%BAA%2C%E8%BF%87A%E4%BD%9Cl%E7%9A%84%E5%9E%82%E7%BA%BF%2C%E5%9E%82%E8%B6%B3%E4%B8%BAA1%2C%E5%88%99%E2%96%B3AA1F%E7%9A%84%E9%9D%A2%E7%A7%AF)
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