鍒?/p>
绾?/p>
鐝?/p>
濮?/p>
鍚?/p>
鑰?/p>
鍙?/p>
椤?/p>
搴?/p>
鍙?/p>
瀵?/p>
灏?/p>
绾?/p>
鍐?/p>
涓?/p>
鑳?/p>
绛?/p>
棰?/p>
鏁?/p>
瀛?/p>
閲嶅簡涓�涓垵
2010
绾?/p>
09
鈥?/p>
10
瀛﹀勾搴︿笂鏈熷崐鏈熻�冭瘯
鏁?/p>
瀛?/p>
璇?/p>
棰?/p>
鑰冪敓娉ㄦ剰锛氭湰璇曢鍏?/p>
26
灏忛锛屾弧鍒?/p>
150
鍒嗭紝鑰冭瘯鏃堕棿
120
鍒嗛挓
涓�銆侀�夋嫨棰橈細
锛堟湰澶ч鍏?/p>
10
涓皬棰橈紝姣忓皬棰?/p>
4
鍒嗭紝鍏?/p>
40
鍒嗭級鍦ㄦ瘡涓皬棰樼殑涓嬮潰锛岄兘缁欏嚭浜?/p>
浠ｅ彿涓?/p>
A
銆?/p>
B
銆?/p>
C
銆?/p>
D
鐨勫洓涓�夐」锛屽叾涓彧鏈変竴涓槸姝ｇ‘鐨勶紝璇峰皢姝ｇ‘绛旀鐨勪唬鍙峰～鍦ㄤ笅闈㈠搴?/p>
琛ㄦ牸涓紟
搴忓彿
1
2
3
4
5
6
7
8
9
10
绛旀
1
锛庣殑鍊兼槸锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
2
锛庡垎瑙ｅ洜寮忕殑缁撴灉鏄紙
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锛★紟
锛紟
锛ｏ紟
锛わ紟
3
锛庡鍥撅紝
AB
鈭?/p>
CD
锛?/p>
AD
锛?/p>
BC
鐩镐氦浜?/p>
O
鐐癸紝鈭?/p>
BAD=35
掳
,
鍒欌垹
D
鐨?/p>
搴︽暟鏄紙
锛?/p>
A.35掳
B.31掳 C.55掳
D.70掳
4
锛庡垎寮忔柟绋嬬殑瑙ｆ槸锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
5
锛庡湪鈻矨BC
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AC=3,BC=4
锛屽垯
cosA
鐨勫�兼槸
( )
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
6
锛庨噸搴嗕竴涓垵涓夋煇鐝?/p>
6
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46
锛?/p>
50
锛?/p>
46
锛?/p>
44
锛?/p>
39
锛?/p>
41
锛庡垯娴嬭瘯鎴愮哗鐨勪腑浣嶆暟鏄紙
锛?/p>
锛★紟
44
鍒?/p>
锛紟
45
鍒?/p>
锛ｏ紟
46
鍒?/p>
锛わ紟
47
鍒?/p>
7
锛庝簩娆″嚱鏁扮殑鍥捐薄鐨勯《鐐瑰潗鏍囨槸锛?/p>
锛?/p>
A
锛?/p>
(1,-5)
B
锛?/p>
(-3,-5) C
锛?/p>
(-1,5)
D
锛?/p>
(1,5)
8
锛庡鍥撅紝鏄姍鐨勭洿寰勶紝
锛屾槸鈯欎笂鐨勪袱鐐癸紝鑻?/p>
锛屽垯鐨勫害鏁颁负锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
9
锛庡鍥撅紝鍦ㄦ褰?/p>
ABCD
涓紝
AB=BC=10cm,CD=6cm,
鈭?/p>
C=
鈭?/p>
D=
锛?/p>
鍔ㄧ偣
P
銆?/p>
Q
鍚屾椂浠ユ瘡绉?/p>
1cm
鐨勯�熷害浠庣偣
B
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P
娌?/p>
BA
銆?/p>
AD
銆?/p>
DC
杩愬姩锛岀偣
Q
娌?/p>
BC
銆?/p>
CD
杩愬姩锛?/p>
P
鐐逛笌
Q
鐐圭浉閬囨椂鍋滄锛岃
P
銆?/p>
Q
鍚屾椂浠庣偣
B
鍑哄彂
x
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P
銆?/p>
Q
缁忚繃鐨勮矾寰勪笌绾挎
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y
锛屽垯
y
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x
涔嬮棿鐨勫嚱鏁板叧绯荤殑澶ц嚧鍥捐薄
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锛?/p>
A
B
D
C
O
D
A