题目内容
(1)如图,若∠CBE=∠A,则____∥____,理由是____________________________________.
(2)若∠CBE=∠C,则____∥____,理由是________________________.
(3)若∠CDB+∠DBE=180°,则____∥____,理由是__________________________________.
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题目内容
(1)如图,若∠CBE=∠A,则____∥____,理由是____________________________________.
(2)若∠CBE=∠C,则____∥____,理由是________________________.
(3)若∠CDB+∠DBE=180°,则____∥____,理由是__________________________________.
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