G
F
E
D
C
B
A
H
A
B
C
D
G
F
E
涓�冨涔犱笓缁?/p>
1.
濡傚浘鎵�绀猴紝鍦ㄦ鏂瑰舰
ABCD
鐨勮竟
CB
鐨勫欢闀跨嚎涓婂彇鐐?/p>
F
锛岃繛缁?/p>
AF
锛屽湪
AF
涓婂彇鐐?/p>
G
锛屼娇寰?/p>
AG=AD
锛岃繛缁?/p>
DG
锛岃繃鐐?/p>
A
浣?/p>
AE
鈯?/p>
AF
锛?/p>
浜?/p>
DG
浜庣偣
E
锛?/p>
锛?/p>
1
锛?/p>
鑻ユ鏂瑰舰
ABCD
鐨勮竟闀夸负
4
锛?/p>
涓?/p>
2
1
tan
飥?/p>
飪?/p>
FAB
锛?/p>
姹?/p>
FG
鐨勯暱锛?/p>
锛?/p>
2
锛?/p>
姹傝瘉锛?/p>
AE+BF=AF
锛?/p>
2
.
濡傚浘锛?/p>
鈻?/p>
ABCD
涓紝
E
鏄?/p>
BC
杈圭殑涓偣锛岃繛鎺?/p>
AE
锛?/p>
F
涓?/p>
CD
杈逛笂涓�鐐癸紝涓旀弧瓒斥垹
DF
A
=2
鈭?/p>
BAE
锛?/p>
锛?/p>
1
锛夎嫢鈭?/p>
D
=105掳
锛?/p>
鈭?/p>
DAF
=35掳
锛庢眰鈭?/p>
F
AE
鐨勫害鏁帮紱
锛?/p>
2
锛夋眰璇侊細
AF
=
CD
+
CF
锛?/p>
3
.
濡傚浘锛屽湪姝ｆ柟褰?/p>
ABCD
涓紝鐐?/p>
P
鏄?/p>
AB
鐨勪腑鐐癸紝杩炴帴
DP
锛岃繃鐐?/p>
B
浣?/p>
BE
DP
飦?/p>
浜?/p>
DP
鐨勫欢闀跨嚎浜庣偣
E
锛岃繛鎺?/p>
AE
锛?/p>
杩囩偣
A
浣?/p>
AF
AE
飦?/p>
浜?/p>
DP
浜庣偣
F
锛岃繛鎺?/p>
BF
銆?/p>
锛?/p>
1
锛夎嫢
2
AE
飥?/p>
锛屾眰
EF
鐨勯暱锛?/p>
锛?/p>
2
锛夋眰璇侊細
PF
EP
EB
飥?/p>
飥?/p>
4.
濡傚浘锛?/p>
姝ｆ柟褰?/p>
ABCD
涓紝
E
涓?/p>
AB
杈逛笂涓�鐐癸紝
杩囩偣
D
浣?/p>
DF
DE
飦?/p>
锛?/p>
涓?/p>
BC
寤堕暱绾夸氦浜庣偣
F
锛?/p>
杩炴帴
EF
锛?/p>
涓?/p>
CD
杈?
浜や簬鐐?/p>
G
锛屼笌瀵硅绾?/p>
BD
浜や簬鐐?/p>
H
锛?/p>
锛?/p>
1
锛夎嫢
2
BF
BD
飥?/p>
飥?
锛屾眰
BE
鐨勯暱锛?/p>
锛?/p>
2
锛夎嫢
2
ADE
BFE
飪?/p>
飥?/p>
飪?/p>
锛屾眰璇侊細
FH
HE
HD
飥?/p>
飥?/p>
锛?/p>
B
D
24
棰樺浘
E
A
F
C