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(2009•桂林)如图,在△ABC中,∠A=α,∠ABC的平分线与∠ACD的平分...
(2009•桂林)如图,在△ABC中,∠A=α,∠ABC的平分线与∠ACD的平分线交于点A
1得∠A
1,∠A
1BC的平分线与∠A
1CD的平分线交于点A
2,得∠A
2,…,∠A
2008BC的平分线与∠A
2008CD的平分线交于点A
2009,得∠A
2009,则∠A
2009=
.
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