在梯形ABCD中,AD//BC,AB=DC,AC⊥BD,DG⊥BC,交BC于点G,且CG=二分之一CD,AD+BC=36,求梯形的周长
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![在梯形ABCD中,AD//BC,AB=DC,AC⊥BD,DG⊥BC,交BC于点G,且CG=二分之一CD,AD+BC=36,求梯形的周长](/uploads/image/z/11514418-34-8.jpg?t=%E5%9C%A8%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAD%2F%2FBC%2CAB%3DDC%2CAC%E2%8A%A5BD%2CDG%E2%8A%A5BC%2C%E4%BA%A4BC%E4%BA%8E%E7%82%B9G%2C%E4%B8%94CG%3D%E4%BA%8C%E5%88%86%E4%B9%8B%E4%B8%80CD%2CAD%2BBC%3D36%2C%E6%B1%82%E6%A2%AF%E5%BD%A2%E7%9A%84%E5%91%A8%E9%95%BF)
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