鍖楀笀澶х増鍏勾绾ф暟瀛︿笅鍐岀鍏珷骞宠鍥涜竟褰㈠崟鍏冪患鍚堣缁冮
A
锛堝煿浼橀檮绛旀锛?/p>
1
锛庝竴涓杈瑰舰姣忎釜澶栬閮界瓑浜?/p>
30掳
锛屽垯杩欎釜澶氳竟褰㈡槸鍑犺竟褰?/p>
(
)
A
锛?/p>
9
B
锛?/p>
10
C
锛?/p>
11
D
锛?/p>
12
2
锛庡鍥撅紝鍦ㄥ钩琛屽洓杈瑰舰
ABCD
涓紝
EF
鈭?/p>
AD
锛?/p>
HN
鈭?/p>
AB
锛屽垯鍥句腑鐨勫钩琛屽洓杈?/p>
褰㈢殑涓暟鍏辨湁
A
锛?/p>
12
涓?/p>
B
锛?/p>
9
涓?/p>
C
锛?/p>
7
涓?/p>
D
锛?/p>
5
涓?/p>
3
锛庝笅鍒楀浘褰腑涓嶈兘閾烘弧鍦伴潰鏄紙
锛?/p>
A
锛庣瓑杈逛笁瑙掑舰
B
锛庢涓冭竟褰?/p>
C
锛庢鍏竟褰?/p>
D
锛庡舰鐘躲�佸ぇ灏忕浉鍚岀殑鍥涜竟褰?/p>
4
锛庢煇瀛︾敓鍦ㄨ绠楀洓涓杈瑰舰鐨勫唴瑙掑拰鏃讹紝寰楀埌涓嬪垪鍥涗釜绛旀锛屽叾涓敊璇殑鏄?/p>
(
)
A
锛?/p>
1080掳
B
锛?/p>
540掳
C
锛?/p>
1900掳
D
锛?/p>
1800掳
5
锛庡鍥撅紝鈻?/p>
ABC
绾哥墖涓紝
AB
锛?/p>
BC
锛?/p>
AC
锛岀偣
D
鏄?/p>
AB
杈圭殑涓偣锛岀偣
E
鍦ㄨ竟
AC
涓婏紝
灏嗙焊鐗囨部
DE
鎶樺彔锛?/p>
浣跨偣
A
钀藉湪
BC
杈逛笂鐨勭偣
F
澶勶紟
鍒欎笅鍒楃粨璁烘垚绔嬬殑涓暟
鏈夛紙
锛夆憼鈻?/p>
BDF
鏄瓑鑵扮洿瑙掍笁瑙掑舰锛涒憽鈭?/p>
DFE
锛濃垹
CFE
锛涒憿
DE
鏄柍
ABC
鐨?/p>
涓綅绾匡紱鈶?/p>
BF
+
CE
锛?/p>
DF
+
DE
锛?/p>
A
锛?/p>
1
涓?/p>
B
锛?/p>
2
涓?/p>
C
锛?/p>
3
涓?/p>
D
锛?/p>
4
涓?/p>
6
锛?/p>
鍥涜竟褰?/p>
ABCD
涓紝宸茬煡
AB
鈭?/p>
CD
锛屼笅鍒楁潯浠朵笉鑳藉垽瀹氬洓杈瑰舰
ABCD
涓哄钩琛屽洓杈瑰舰鐨?/p>
鏄紙
锛?/p>
A
锛?/p>
AB
锛?/p>
CD
B
锛?/p>
AD
锛?/p>
BC
C
锛?/p>
AD
鈭?/p>
BC
D
锛?/p>
鈭?/p>
A
+
鈭?/p>
B
锛?/p>
180
7
锛庡湪鈻BCD
涓紝
O
鏄?/p>
AC
銆?/p>
BD
鐨勪氦鐐癸紝杩囩偣
O
涓?/p>
AC
鍨傜洿鐨勭洿绾夸氦杈?/p>
AD
浜?/p>
鐐?/p>
E
锛岃嫢鈻BCD
鐨勫懆闀夸负
22cm
锛屽垯鈻矯DE
鐨勫懆闀夸负锛?/p>
锛?/p>
锛?/p>
A
锛?/p>
8cm
B
锛?/p>
10cm
C
锛?/p>
11cm
D
锛?/p>
12cm
8
锛庡鍥撅紝鐐?/p>
M
鏄?/p>
BC
杈逛笂鐨勪腑鐐癸紝
AN
骞冲垎鈭?/p>
BAC
锛?/p>
BN
鈯?/p>
AN
浜庣偣
N
锛屼笖
AN=8
锛?/p>
BN=6
锛?/p>
AC=16
锛屽垯
MN
鐨勯暱鏄紙锛?/p>
A
锛?/p>
4
B
锛?/p>
3
C
锛?/p>
2.5
D
锛?/p>
2
9
锛庡湪涓嬪垪缁欏嚭鐨勬潯浠朵腑锛岃兘鍒ゅ畾鍥涜竟褰?/p>
ABCD
鏄钩琛屽洓杈瑰舰鐨勬槸
(
)
A
锛庘垹
A
锛濃垹
B
锛屸垹
C
锛濃垹
D
B
锛?/p>
AB
鈭?/p>
CD
锛?/p>
AD
锛?/p>
BC
C
锛?/p>
AB
锛?/p>
BC
锛?/p>
AD
锛?/p>
DC
D
锛?/p>
AB
鈭?/p>
CD
锛屸垹
B
锛濃垹
D
10
锛庡鍥撅紝鍦ㄢ枴
ABCD
涓紝
AD=12
锛?/p>
AC=8
锛?/p>
BD=16
锛庘柍
BOC
鐨勫懆闀挎槸
____
锛?/p>
11
锛?/p>
濡傚浘锛屽湪鈻?/p>
ABC
涓紝
CD
锛?/p>
BE
鍒嗗埆鏄?/p>
AB
锛?/p>
AC
杈逛笂鐨勯珮锛屼笖
CD
锛?/p>
BE
鐩镐氦
浜庣偣
P
锛岃嫢鈭?/p>
A
锛?0掳锛屽垯鈭?/p>
BPC
锛?/p>
___
掳锛?/p>