如图所示,已知平行四边形ABCD中E为AD的中点,CE交BA的延长线于F如图1所示,已知平行四边形ABCD中E为AD的中点,CE交BA的延长线于F(1)试问:AB与AF相等吗?请说明理由(2)若BC=2AB,∠FBC=100°,求∠EBC
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![如图所示,已知平行四边形ABCD中E为AD的中点,CE交BA的延长线于F如图1所示,已知平行四边形ABCD中E为AD的中点,CE交BA的延长线于F(1)试问:AB与AF相等吗?请说明理由(2)若BC=2AB,∠FBC=100°,求∠EBC](/uploads/image/z/1774942-70-2.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%B7%B2%E7%9F%A5%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%ADE%E4%B8%BAAD%E7%9A%84%E4%B8%AD%E7%82%B9%2CCE%E4%BA%A4BA%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%BA%8EF%E5%A6%82%E5%9B%BE1%E6%89%80%E7%A4%BA%2C%E5%B7%B2%E7%9F%A5%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%ADE%E4%B8%BAAD%E7%9A%84%E4%B8%AD%E7%82%B9%2CCE%E4%BA%A4BA%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%BA%8EF%EF%BC%881%EF%BC%89%E8%AF%95%E9%97%AE%EF%BC%9AAB%E4%B8%8EAF%E7%9B%B8%E7%AD%89%E5%90%97%3F%E8%AF%B7%E8%AF%B4%E6%98%8E%E7%90%86%E7%94%B1%EF%BC%882%EF%BC%89%E8%8B%A5BC%3D2AB%2C%E2%88%A0FBC%3D100%C2%B0%2C%E6%B1%82%E2%88%A0EBC)
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