鍖楀笀澶х増鍒濅腑鏁板鍏勾绾т笅鍐屾暟瀛︽湡涓祴璇曡瘯棰橈紙鏃犵瓟妗堬級
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鍏勾绾ф暟瀛︽湡涓祴璇曢
涓�銆侀�夋嫨棰橈紙
姣忓皬棰?/p>
3
鍒嗭紝鍏?/p>
30
鍒?/p>
锛?/p>
1.
濡傚浘锛屽湪鈻?/p>
ABC
涓紝
AB
=
AC
锛?/p>
D
涓?/p>
BC
涓偣锛屸垹
BAD
=35
掳锛屽垯鈭?/p>
C
鐨勫害鏁颁负锛?/p>
锛?/p>
A
锛?/p>
35
掳
B
锛?/p>
45
掳
C
锛?/p>
55
掳
D
锛?/p>
60
掳
2.
鑻?/p>
m
锛?/p>
n,
涓嬪垪涓嶇瓑寮忎笉涓�瀹氭垚绔嬬殑鏄紙
锛?/p>
A
.m+2
锛?/p>
n+2
B
. 2m
锛?/p>
2n
C
2
m
锛?/p>
2
n
D
. m
2
锛?/p>
n
2
3.
涓嶇瓑寮?/p>
3
1
1
x
x
飥?/p>
飥?/p>
飥?/p>
鐨勮В闆嗗湪鏁拌酱涓婅〃绀轰负
锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?/p>
4.
濡傚浘锛屽洓杈瑰舰
ABCD
涓紝
AD
鈭?/p>
BC
锛屸垹
B
=90
掳锛?/p>
E
涓?/p>
AB
涓婁竴鐐癸紝鍒嗗埆浠?/p>
ED
锛?/p>
EC
涓烘姌鐥曞皢涓?/p>
涓锛堚垹
A
锛屸垹
B
锛夊悜鍐呮姌璧凤紝鐐?/p>
A
锛?/p>
B
鎭板ソ钀藉湪
CD
杈圭殑鐐?/p>
F
澶勶紟鑻?/p>
AD
=3
锛?/p>
BC
=5
锛屽垯
EF
鐨勫�?/p>
鏄紙
锛?/p>
A
锛?/p>
15
B
锛?/p>
2
15
C
锛?/p>
17
D
锛?/p>
2
17
5.
鏌愭暟瀛﹀叴瓒ｅ皬缁勫紑灞曞姩鎵嬫搷浣滄椿鍔紝
璁捐浜嗗鍥炬墍绀虹殑涓夌鍥惧舰锛?/p>
鐜拌鍒掔敤閾佷笣鎸夌収鍥惧舰
鍒朵綔鐩稿簲鐨勯�犲瀷锛屽垯鎵�鐢ㄩ搧涓濈殑闀垮害鍏崇郴鏄紙
锛?/p>
-
2
-
1
0
1
2
-
2
-
1
0
1
2
2
1
0
-
1
-
2
-
2
-
1
0
1
2