绗?/p>
1
椤碉紙鍏?/p>
30
椤碉級
2016-2017
瀛﹀勾娴欐睙鐪佹澀宸炲競婊ㄦ睙鍖轰節骞寸骇锛堜笂锛夋湡鏈暟瀛﹁瘯鍗?/p>
涓�銆佷粩缁嗛�変竴閫?/p>
1
锛庡凡鐭?/p>
2
锛?/p>
x=3
锛?/p>
9
锛屽垯
x=
锛?/p>
锛?/p>
A
锛?/p>
2
B
锛?/p>
3
C
锛?/p>
4
D
锛?/p>
6
2
锛庡凡鐭?/p>
sinA=
1
2
锛屽垯鈭?/p>
A
鐨勫害鏁颁负锛?/p>
锛?/p>
A
锛?/p>
30掳
B
锛?/p>
45掳
C
锛?/p>
60掳
D
锛?/p>
90掳
3
锛庡凡鐭ヤ竴鏉″渾寮х殑搴︽暟涓?/p>
60掳
锛屽姬闀夸负
10蟺
锛屽垯姝ゅ渾寮х殑鍗婂緞涓猴紙
锛?/p>
A
锛?/p>
15
B
锛?/p>
30
C
锛?/p>
30
D
锛?/p>
15蟺
4
锛庝笅鍒椾簨浠跺摢涓槸蹇呯劧浜嬩欢锛?/p>
锛?/p>
A
锛庝换鎰忔姏鎺蜂竴鏋氬浘閽夛紝缁撴灉閽堝皷鏈濅笂
B
锛庝换鎰忔姏鎺蜂竴鏋氬潎鍖�鐨勯瀛愶紝楠板瓙鍋滄杞姩鍚庯紝鏈濅笂鐨勪竴闈㈢殑鐐规暟涓?/p>
1
C
锛庤繛缁撯姍
O
鐨勪竴鏉″鸡鐨勪腑鐐瑰拰鍦嗗績鐨勭洿绾垮瀭鐩磋繖鏉″鸡
D
锛庡湪涓�寮犵焊涓婄敾涓や釜涓夎褰紝杩欎袱涓笁瑙掑舰鐩镐技
5
锛庡鍥撅紝
AD
鈭?/p>
BE
鈭?/p>
CF
锛岀偣
B
锛?/p>
E
鍒嗗埆鍦?/p>
AC
锛?/p>
DF
涓婏紝
DE=2
锛?/p>
EF=AB=3
锛屽垯
BC
闀?/p>
涓猴紙
锛?/p>
A
锛?/p>
9
2
B
锛?/p>
2
C
锛?/p>
7
2
D
锛?/p>
4
6
锛庝竴鎶涚墿绾跨殑鍥捐薄濡傚浘鎵�绀猴紝鍒欎笅鍒楃粨璁轰腑锛屾纭殑鏄紙
锛?/p>
A
锛?/p>
a
锛?/p>
0
B
锛?/p>
ab
锛?/p>
0
C
锛?/p>
ac
锛?/p>
0
D
锛?/p>
2a
+
b
锛?/p>
0
