A
B
C
D
E
F
(
绗?/p>
9
棰?/p>
)
鍖椾含甯傝タ鍩庡尯閲嶇偣涓鍒濅竴鏁板绗簩瀛︽湡鏈熶腑璇曞嵎
绗厾鍗?/p>
涓�銆?/p>
閫?/p>
鎷╅锛?/p>
锛堟瘡灏忛
3
鍒嗭紝鍏?/p>
30
鍒嗭級
1
锛庤瀵熶笅鍥撅紝鍦?/p>
A
銆?/p>
B
銆?/p>
C
銆?/p>
D
鍥涘箙鍥句腑锛岃兘閫氳繃鍥?/p>
(1)
鐨勫钩绉诲緱鍒扮殑鏄紙
锛?/p>
锛?/p>
2
锛庡湪鏁拌酱涓婅〃绀轰笉绛夊紡缁?/p>
2
4
x
x
飩?/p>
飥?/p>
飪?/p>
飪?/p>
飥?/p>
飪?/p>
鐨勮В闆嗭紝姝ｇ‘鐨勬槸锛?/p>
锛?/p>
锛?/p>
3
锛庤璋冩煡涓嬮潰鍑犱釜闂
,
浣犺涓哄簲鍋氭娊鏍疯皟鏌ョ殑鏄紙
锛?/p>
锛?/p>
鈶犺皟鏌ユ煇鐢佃鍓х殑鏀惰鐜囷紱鈶¤皟鏌モ�滅鑸熶竷鍙封�濋鑸归噸瑕侀浂閮ㄤ欢鐨勪骇鍝佽川閲忥紱
鈶㈣皟鏌ヤ竴鎵圭偖寮圭殑鏉�浼ゅ姏锛涒懀璋冩煡涓�鐗囨．鏋楃殑鏍戞湪鏈夊灏戞５锛?/p>
A
锛庘憽鈶⑩懀
B
锛庘憼鈶⑩懀
C
锛庘憼鈶♀憿
D
锛庘憼鈶♀憿
4
锛?/p>
涓嬪垪璇存硶姝ｇ‘鐨勬槸锛?/p>
锛?/p>
锛?/p>
A
锛庡悓浣嶈鐩哥瓑锛?/p>
B
锛庡湪鍚屼竴骞抽潰鍐咃紝濡傛灉
a
鈯?/p>
b
锛?/p>
b
鈯?/p>
c
锛屽垯
a
鈯?/p>
c
锛?/p>
C
锛庣浉绛夌殑瑙掓槸瀵归《瑙掞紱
D
锛庡湪鍚屼竴骞抽潰鍐咃紝濡傛灉
a
//
b
锛?/p>
b
//
c
锛屽垯
a
//
c
锛?/p>
5
锛庤嫢
3
a
飥?/p>
锛?/p>
2
a
飥?/p>
锛屽垯
a
涓�瀹氭弧瓒筹紙
锛?/p>
锛?/p>
A
锛?/p>
a
锛?/p>
0 B
锛?/p>
a
锛?/p>
0 C
锛?/p>
a
鈮?/p>
0 D
锛?/p>
a
鈮?/p>
0
6
锛庣偣
(
1,
1)
P
x
x
飥?/p>
飥?/p>
锛屽綋
x
鍙樺寲鏃讹紝鐐?/p>
P
涓嶅彲鑳藉湪绗紙
锛夎薄闄愶紟
A
锛庝竴
B
锛庝簩
C
锛庝笁
D
锛庡洓
7
锛?/p>
濡傚彸鍥撅紝涓嬮潰鎺ㄧ悊涓紝姝ｇ‘鐨勬槸锛?/p>
锛?/p>
锛?/p>
A
锛庘埖鈭?/p>
A
+
鈭?/p>
D
=180
掳
鈭?/p>
AD
//
BC
B
锛庘埖鈭?/p>
C
+
鈭?/p>
D
=180
掳
鈭?/p>
AB
//
CD
C
锛庘埖鈭?/p>
A
+
鈭?/p>
D
=180
掳
鈭?/p>
AB
//
CD
D
锛庘埖鈭?/p>
A
+
鈭?/p>
C
=180
掳
鈭?/p>
AB
//
CD
8
锛?/p>
濡傚浘锛屾妸鍥锯憼涓殑鍦?/p>
A
缁忚繃骞崇Щ寰?/p>
鍒?/p>
鍦?/p>
O
(
濡傚浘鈶?/p>
)
锛?/p>
濡傛灉鍥锯憼涓渾
A
涓婁竴鐐?/p>
P
鐨?/p>
鍧?/p>
鏍?/p>
涓?/p>
(
m
锛?/p>
n
)
锛?/p>
閭ｄ箞骞崇Щ鍚庡湪鍥锯憽涓殑瀵瑰簲鐐?/p>
P
飩?/p>
鐨?/p>
鍧?/p>
鏍?
涓猴紙
锛?/p>
锛?/p>
A
锛?/p>
(
m
锛?/p>
1
锛?/p>
n
锛?/p>
2) B
锛?/p>
(
m
锛?/p>
1
锛?/p>
n
锛?/p>
2)
C
锛?/p>
(
m
锛?/p>
2
锛?/p>
n
锛?/p>
1) D
锛?/p>
(
m
锛?/p>
2
锛?/p>
n
锛?/p>
1)
9
锛?/p>
濡傚浘锛?/p>
鑻?/p>
AB
//
CD
锛?/p>
鈭?/p>
BEF
=70
掳锛?/p>
鍒欌垹
ABE
+
鈭?/p>
EFC
+
鈭?/p>
FCD
鐨?/p>
搴?/p>
鏁?
鏄紙
锛?/p>
锛?/p>
A
锛?/p>
215
掳
B
锛?/p>
250
掳
C
锛?/p>
320
掳
D
锛庢棤娉曠煡閬?/p>
10
锛?/p>
鏁板鑰佸笀灏嗘湰鐝鐢熺殑韬珮鏁版嵁
(
绮剧‘鍒?/p>
锛庯紟锛?/p>
1
锛?/p>
鍘樼背
锛庯紟
)
浜ょ粰鐢层�?/p>
涔欎袱鍚屽锛?/p>
瑕佹眰浠栦滑鍚勮嚜鐙?/p>
绔嬪湴缁樺埗涓�骞呴鏁板垎甯冪洿鏂瑰浘锛?/p>
鐢茬粯鍒剁殑濡傚浘鈶犳墍绀猴紝涔欑粯鍒剁殑濡傚浘鈶℃墍绀猴紝缁忕‘璁わ紝
鐢?/p>
缁樺埗鐨勫浘鏄纭殑锛?/p>
涔欏湪鏁寸悊鏁版嵁鏃堕仐婕忎簡涓�涓暟鎹紟
鐢变互涓婁俊鎭彲浠ユ柇瀹氾紝
涓嬪垪璇存硶涓?/p>
閿欒
锛庯紟
鐨勬槸锛?/p>
锛?/p>
锛?/p>
C
D
B
A
(
绗?/p>
7
棰?/p>
)
(
绗?/p>
8
棰?/p>
)