在△ABC中,AB=AC=3,BC=2,求在△ABC中,AB=AC=3,BC=2,求(1)△ABC的面积及AC边上的高BE(2)△ABC的内切圆的半径r(3)△ABC的外接圆的半径r
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![在△ABC中,AB=AC=3,BC=2,求在△ABC中,AB=AC=3,BC=2,求(1)△ABC的面积及AC边上的高BE(2)△ABC的内切圆的半径r(3)△ABC的外接圆的半径r](/uploads/image/z/3742092-36-2.jpg?t=%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2CAB%3DAC%3D3%2CBC%3D2%2C%E6%B1%82%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2CAB%3DAC%3D3%2CBC%3D2%2C%E6%B1%82%EF%BC%881%EF%BC%89%E2%96%B3ABC%E7%9A%84%E9%9D%A2%E7%A7%AF%E5%8F%8AAC%E8%BE%B9%E4%B8%8A%E7%9A%84%E9%AB%98BE%EF%BC%882%EF%BC%89%E2%96%B3ABC%E7%9A%84%E5%86%85%E5%88%87%E5%9C%86%E7%9A%84%E5%8D%8A%E5%BE%84r%EF%BC%883%EF%BC%89%E2%96%B3ABC%E7%9A%84%E5%A4%96%E6%8E%A5%E5%9C%86%E7%9A%84%E5%8D%8A%E5%BE%84r)
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