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???2014????????????????????
2014?????????????????
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1.?????????????????? A. B. 7C. 20D. 1 3
2. ??????ABCD??AD=2AB??M?N????AD?BC??
??BM?DN.????MBND?????
A.
AM??? ? MD2433B.C.D. 8553AMDBNC
3.????4?? 5?? x??????? ? x
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4. ??????ABCD?EF????B????AD??B????AE=2?DE=6? ?EFB=60????ABCD???? ??
A.12B. 24 C. 123 D. 163
5. ??????ABCD????4??E????BD????BAE?22.5 o?
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A?1 B?2 C?4?22 D?32?4
6.??????ABCD???A??B??C??D???????
A.1?2?3?4B.1?2?2?1C.1?2?1?2D.1?1?2?2
??????????3???24??
7.?????2??3?110?? ?0
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10.????ABCD??DCFE????????BAD=60??F=110???DAE??????
11.??????????????A??3?0??B?0?4????OAB?????????????1??2??3??4???2013????????? ?
12.???ABCD??????????????OB=OD,??????????? ____________,?ABCD????.??????????
13 .????????ABCD?????A???????????O?????EF.???ABCD????2cm??A=120??EF= .
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1.?????????????????? A.
B. 7C. 20D.
1 3
2. ??????ABCD??AD=2AB??M?N????AD?BC?? ??BM?DN.????MBND?????
A.
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A
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B
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x??????? ? x
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