銆婄浉浜ょ嚎涓庡钩琛岀嚎銆嬭瘉鏄庨涓撻」璁粌
A
绗竴缁?/p>
---
绠�绠�鍗曞崟
1.
濡傚浘锛屸垹
1=
鈭?/p>
A
锛岃瘯闂垹
2
涓庘垹
B
鐩哥瓑鍚楋紵涓轰粈涔堬紵
2.
濡傚浘锛屽凡鐭?/p>
OA
鈯?/p>
OB
锛屸垹
1
涓庘垹
2
浜掕ˉ锛屾眰璇侊細
OC
鈯?/p>
OD.
3.
濡傚浘锛岀洿绾?/p>
l
n
l
m
飦?/p>
飦?/p>
,
锛屸垹
1=
鈭?/p>
2
锛屾眰璇侊細鈭?/p>
3=
鈭?/p>
4.
4.
濡傚浘锛?/p>
AB
鈭?/p>
CD
锛?/p>
AE
浜?/p>
CD
浜庣偣
C
锛?/p>
DE
鈯?/p>
AE
锛屽瀭瓒充负
E
锛屸垹
A=37o
锛屾眰鈭?/p>
D
鐨勫害鏁帮紟
绗簩缁?/p>
---
鐩镐俊鑷繁
5.
濡傚浘锛?/p>
CD
骞冲垎鈭?/p>
ACB
锛?/p>
DE
鈭?/p>
BC
锛屸垹
AED
=80
掳锛屾眰鈭?/p>
EDC
鐨勫害鏁?/p>
.
6
锛庡鍥撅紝
BD
骞冲垎鈭?/p>
ABC
锛?/p>
鈥F鈥?/p>
鈭?/p>
AB
锛?/p>
鈥E鈥?/p>
鈭?/p>
BC
锛?/p>
鈥?/p>
姹傗垹
1鈥?/p>
涓庘垹
2鈥?/p>
鐨勫ぇ灏忓叧绯伙紟
7
锛庡鍥撅紝宸茬煡鈭?/p>
BAP
涓庘垹
APD
浜掕ˉ锛屸垹
1=
鈭?/p>
2
锛屾眰璇侊細鈭?/p>
3=
鈭?/p>
4.
8
锛庡鍥撅紝宸茬煡鈭?/p>
ABC
锛嬧垹
ACB=110
掳锛?/p>
BO
銆?/p>
CO
鍒嗗埆鏄垹
ABC
鍜屸垹
ACB
鐨勫钩鍒嗙嚎锛?/p>
EF
杩囩偣
O
涓?/p>
BC
骞宠锛屾眰鈭?/p>
BOC
鐨勫害鏁?/p>
.
绗笁缁?/p>
-----
鍠勪簬鎬濊�?/p>
9
锛庡鍥撅紝宸茬煡锛?/p>
DE
鈭?/p>
AB
锛?/p>
DF
鈭?/p>
AC
锛岃瘯璇存槑鈭?/p>
FDE=
鈭?/p>
A.
10
锛庡鍥撅紝
AB
鈭?/p>
CD
锛屸垹
NCM
锛?/p>
90
掳锛屸垹
NCB
锛?/p>
30
掳锛?/p>
CM
骞冲垎鈭?/p>
BCE
锛屾眰鈭?/p>
B
鐨勫害鏁?/p>
.
11
锛庡鍥撅紝
AB
鈭?/p>
CD
锛?/p>
HP
骞冲垎鈭?/p>
DHF
锛岃嫢鈭?/p>
AGH
=80
掳锛屾眰鈭?/p>
DHP
鐨勫害鏁?/p>
.
12
锛庡鍥撅紝
AC
鈯?/p>
AB
锛?/p>
EF
鈯?/p>
BC
锛?/p>
AD
鈯?/p>
BC
锛屸垹
1=
鈭?/p>
2
锛岃瘯闂?/p>
AC
鈯?/p>
DG
鍚楋紵璇峰啓鍑烘帹鐞嗚繃
绋?/p>
.
绗洓缁?/p>
---
杞集鎶硅
13
锛庡鍥撅紝
M
銆?/p>
N
銆?/p>
T
鍜?/p>
A
銆?/p>
B
銆?/p>
C
鍒嗗埆鍦ㄥ悓涓�鐩寸嚎涓婏紝涓斺垹
1=
鈭?/p>
3
锛屸垹
P=
鈭?/p>
T
锛屾眰璇侊細
鈭?/p>
M=
鈭?/p>
R.
14
锛庡鍥撅紝宸茬煡鈭?/p>
1=
鈭?/p>
2,
鈭?/p>
B=
鈭?/p>
C
锛屼綘鑳藉緱鍑衡垹
A=
鈭?/p>
D
鐨勭粨璁哄悧锛?/p>
15
锛庡鍥撅紝
CD
鈯?/p>
AB
浜?/p>
D
锛?/p>
FE
鈯?/p>
AB
浜?/p>
E
锛屼笖鈭?/p>
1=
鈭?/p>
2
锛?/p>
鈥?/p>
鈭?/p>
3=80
掳锛庢眰鈭?/p>
BCA
鐨勫害鏁?/p>
16
锛庡鍥撅紝
AD
鈯?/p>
BC
锛?/p>
FG
鈯?/p>
BC
锛屼笖鈭?/p>
1=
鈭?/p>
2
锛屾眰璇侊細鈭?/p>
BDE=
鈭?/p>
C.
绗簲缁?/p>
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鎰熷彈涔愯叮